From a5d89de4c9ea2b6018205976d2096ecee3045d83 Mon Sep 17 00:00:00 2001
From: Joshua Flark <joshuajmark@gmail.com>
Date: Sat, 30 Sep 2023 14:03:38 -0700
Subject: [PATCH 1/2] Install rubocop with Rails 7.0 defaults

---
 .rubocop.yml | 302 +++++++++++++++++++++++++++++++++++++++++++++++++++
 Gemfile      |  47 ++++----
 Gemfile.lock |   9 ++
 3 files changed, 337 insertions(+), 21 deletions(-)
 create mode 100644 .rubocop.yml

diff --git a/.rubocop.yml b/.rubocop.yml
new file mode 100644
index 000000000..b9e765b0e
--- /dev/null
+++ b/.rubocop.yml
@@ -0,0 +1,302 @@
+require:
+  - rubocop-minitest
+  - rubocop-performance
+  - rubocop-rails
+
+AllCops:
+  TargetRubyVersion: 3.1
+  # RuboCop has a bunch of cops enabled by default. This setting tells RuboCop
+  # to ignore them, so only the ones explicitly set in this file are enabled.
+  DisabledByDefault: true
+  SuggestExtensions: false
+  Exclude:
+    - "**/tmp/**/*"
+    - "**/templates/**/*"
+    - "**/vendor/**/*"
+    - "actionpack/lib/action_dispatch/journey/parser.rb"
+    - "actionmailbox/test/dummy/**/*"
+    - "actiontext/test/dummy/**/*"
+    - "**/node_modules/**/*"
+
+Performance:
+  Exclude:
+    - "**/test/**/*"
+
+# Prefer assert_not over assert !
+Rails/AssertNot:
+  Include:
+    - "**/test/**/*"
+
+# Prefer assert_not_x over refute_x
+Rails/RefuteMethods:
+  Include:
+    - "**/test/**/*"
+
+Rails/IndexBy:
+  Enabled: true
+
+Rails/IndexWith:
+  Enabled: true
+
+# Prefer &&/|| over and/or.
+Style/AndOr:
+  Enabled: true
+
+# Align `when` with `case`.
+Layout/CaseIndentation:
+  Enabled: true
+
+Layout/ClosingHeredocIndentation:
+  Enabled: true
+
+Layout/ClosingParenthesisIndentation:
+  Enabled: true
+
+# Align comments with method definitions.
+Layout/CommentIndentation:
+  Enabled: true
+
+Layout/ElseAlignment:
+  Enabled: true
+
+# Align `end` with the matching keyword or starting expression except for
+# assignments, where it should be aligned with the LHS.
+Layout/EndAlignment:
+  Enabled: true
+  EnforcedStyleAlignWith: variable
+  AutoCorrect: true
+
+Layout/EndOfLine:
+  Enabled: true
+
+Layout/EmptyLineAfterMagicComment:
+  Enabled: true
+
+Layout/EmptyLinesAroundAccessModifier:
+  Enabled: true
+  EnforcedStyle: only_before
+
+Layout/EmptyLinesAroundBlockBody:
+  Enabled: true
+
+# In a regular class definition, no empty lines around the body.
+Layout/EmptyLinesAroundClassBody:
+  Enabled: true
+
+# In a regular method definition, no empty lines around the body.
+Layout/EmptyLinesAroundMethodBody:
+  Enabled: true
+
+# In a regular module definition, no empty lines around the body.
+Layout/EmptyLinesAroundModuleBody:
+  Enabled: true
+
+# Use Ruby >= 1.9 syntax for hashes. Prefer { a: :b } over { :a => :b }.
+Style/HashSyntax:
+  Enabled: true
+
+# Method definitions after `private` or `protected` isolated calls need one
+# extra level of indentation.
+Layout/IndentationConsistency:
+  Enabled: true
+  EnforcedStyle: indented_internal_methods
+
+# Two spaces, no tabs (for indentation).
+Layout/IndentationWidth:
+  Enabled: true
+
+Layout/LeadingCommentSpace:
+  Enabled: true
+
+Layout/SpaceAfterColon:
+  Enabled: true
+
+Layout/SpaceAfterComma:
+  Enabled: true
+
+Layout/SpaceAfterSemicolon:
+  Enabled: true
+
+Layout/SpaceAroundEqualsInParameterDefault:
+  Enabled: true
+
+Layout/SpaceAroundKeyword:
+  Enabled: true
+
+Layout/SpaceAroundOperators:
+  Enabled: true
+
+Layout/SpaceBeforeComma:
+  Enabled: true
+
+Layout/SpaceBeforeComment:
+  Enabled: true
+
+Layout/SpaceBeforeFirstArg:
+  Enabled: true
+
+Style/DefWithParentheses:
+  Enabled: true
+
+# Defining a method with parameters needs parentheses.
+Style/MethodDefParentheses:
+  Enabled: true
+
+Style/ExplicitBlockArgument:
+  Enabled: true
+
+Style/FrozenStringLiteralComment:
+  Enabled: true
+  EnforcedStyle: always
+  Exclude:
+    - "actionview/test/**/*.builder"
+    - "actionview/test/**/*.ruby"
+    - "actionpack/test/**/*.builder"
+    - "actionpack/test/**/*.ruby"
+    - "activestorage/db/migrate/**/*.rb"
+    - "activestorage/db/update_migrate/**/*.rb"
+    - "actionmailbox/db/migrate/**/*.rb"
+    - "actiontext/db/migrate/**/*.rb"
+
+Style/RedundantFreeze:
+  Enabled: true
+
+# Use `foo {}` not `foo{}`.
+Layout/SpaceBeforeBlockBraces:
+  Enabled: true
+
+# Use `foo { bar }` not `foo {bar}`.
+Layout/SpaceInsideBlockBraces:
+  Enabled: true
+  EnforcedStyleForEmptyBraces: space
+
+# Use `{ a: 1 }` not `{a:1}`.
+Layout/SpaceInsideHashLiteralBraces:
+  Enabled: true
+
+Layout/SpaceInsideParens:
+  Enabled: true
+
+# Check quotes usage according to lint rule below.
+Style/StringLiterals:
+  Enabled: true
+  EnforcedStyle: double_quotes
+
+# Detect hard tabs, no hard tabs.
+Layout/IndentationStyle:
+  Enabled: true
+
+# Empty lines should not have any spaces.
+Layout/TrailingEmptyLines:
+  Enabled: true
+
+# No trailing whitespace.
+Layout/TrailingWhitespace:
+  Enabled: true
+
+# Use quotes for string literals when they are enough.
+Style/RedundantPercentQ:
+  Enabled: true
+
+Lint/AmbiguousOperator:
+  Enabled: true
+
+Lint/AmbiguousRegexpLiteral:
+  Enabled: true
+
+Lint/DuplicateRequire:
+  Enabled: true
+
+Lint/DuplicateMethods:
+  Enabled: true
+
+Lint/ErbNewArguments:
+  Enabled: true
+
+# Use my_method(my_arg) not my_method( my_arg ) or my_method my_arg.
+Lint/RequireParentheses:
+  Enabled: true
+
+Lint/RedundantStringCoercion:
+  Enabled: true
+
+Lint/UriEscapeUnescape:
+  Enabled: true
+
+Lint/UselessAssignment:
+  Enabled: true
+
+Lint/DeprecatedClassMethods:
+  Enabled: true
+
+Style/ParenthesesAroundCondition:
+  Enabled: true
+
+Style/HashTransformKeys:
+  Enabled: true
+
+Style/HashTransformValues:
+  Enabled: true
+
+Style/RedundantBegin:
+  Enabled: true
+
+Style/RedundantReturn:
+  Enabled: true
+  AllowMultipleReturnValues: true
+
+Style/RedundantRegexpEscape:
+  Enabled: true
+
+Style/Semicolon:
+  Enabled: true
+  AllowAsExpressionSeparator: true
+
+# Prefer Foo.method over Foo::method
+Style/ColonMethodCall:
+  Enabled: true
+
+Style/TrivialAccessors:
+  Enabled: true
+
+Performance/BindCall:
+  Enabled: true
+
+Performance/FlatMap:
+  Enabled: true
+
+Performance/MapCompact:
+  Enabled: true
+
+Performance/SelectMap:
+  Enabled: true
+
+Performance/RedundantMerge:
+  Enabled: true
+
+Performance/StartWith:
+  Enabled: true
+
+Performance/EndWith:
+  Enabled: true
+
+Performance/RegexpMatch:
+  Enabled: true
+
+Performance/ReverseEach:
+  Enabled: true
+
+Performance/StringReplacement:
+  Enabled: true
+
+Performance/UnfreezeString:
+  Enabled: true
+
+Performance/DeletePrefix:
+  Enabled: true
+
+Performance/DeleteSuffix:
+  Enabled: true
+
+Minitest/UnreachableAssertion:
+  Enabled: true
diff --git a/Gemfile b/Gemfile
index dada2c035..d675a67ef 100644
--- a/Gemfile
+++ b/Gemfile
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 source "https://rubygems.org"
 git_source(:github) { |repo| "https://github.com/#{repo}.git" }
 
@@ -24,35 +26,35 @@ gem "jbuilder", "~> 2.11"
 
 # The latest release doesn't include the test helpers. Using this branch includes those.
 # See: https://github.com/ErwinM/acts_as_tenant/issues/215#issuecomment-552076674
+gem "activerecord-postgres_enum"
 gem "acts_as_tenant"
-gem "devise"
-gem "pundit"
 gem "audited", github: "simmerz/audited"
-gem "turbolinks_render"
-gem "money-rails"
+gem "devise"
+gem "http"
 gem "mjml-rails" # , github: "jim/mjml-rails", branch: "webpacker"
+gem "money-rails"
 gem "pagy"
 gem "pg_search"
-gem "activerecord-postgres_enum"
-gem "scenic"
+gem "pundit"
 gem "reverse_markdown"
-gem "http"
-gem "translation"
+gem "scenic"
 gem "store_model"
+gem "translation"
+gem "turbolinks_render"
 
-gem "square.rb"
 gem "aws-sdk-s3", require: false
-gem "sentry-raven"
 gem "omniauth-google-oauth2"
 gem "omniauth-rails_csrf_protection"
+gem "sentry-raven"
+gem "square.rb"
 
 gem "image_processing", "~> 1.12"
 gem "mini_magick"
 
+gem "appsignal"
 gem "barnes"
-gem "sucker_punch"
 gem "dotenv-rails"
-gem "appsignal"
+gem "sucker_punch"
 
 gem "chronic"
 
@@ -61,30 +63,33 @@ gem "bootsnap", ">= 1.4.1", require: false
 
 group :development, :test do
   # Call 'byebug' anywhere in the code to stop execution and get a debugger console
-  gem "byebug", platforms: [:mri, :mingw, :x64_mingw]
-  gem "standard"
+  gem "byebug", platforms: %i[mri mingw x64_mingw]
   gem "factory_bot_rails"
-  gem "spy"
   gem "letter_opener"
+  gem "rubocop", ">= 1.25.1", require: false
+  gem "rubocop-minitest", require: false
+  gem "rubocop-rails", require: false
+  gem "spy"
+  gem "standard"
 end
 
 group :development do
   # Access an interactive console on exception pages or by calling 'console' anywhere in the code.
-  gem "web-console", ">= 3.3.0"
-  gem "listen"
-  gem "solargraph"
   gem "active_storage_log_suppressor", path: "gems/active_storage_log_suppressor"
-  gem "lefthook"
   gem "erb_lint", "~> 0.1.1"
+  gem "lefthook"
+  gem "listen"
+  gem "solargraph"
+  gem "web-console", ">= 3.3.0"
 end
 
 group :test do
   # Adds support for Capybara system testing and selenium driver
-  gem "minitest", "5.15.0"
   gem "capybara", ">= 2.15"
-  gem "selenium-webdriver"
+  gem "minitest", "5.15.0"
   gem "minitest-ci"
   gem "rails-controller-testing"
+  gem "selenium-webdriver"
 end
 
 # Windows does not include zoneinfo files, so bundle the tzinfo-data gem
diff --git a/Gemfile.lock b/Gemfile.lock
index 7d44caeae..788533f7c 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -390,9 +390,15 @@ GEM
       unicode-display_width (>= 1.4.0, < 3.0)
     rubocop-ast (1.17.0)
       parser (>= 3.1.1.0)
+    rubocop-minitest (0.27.0)
+      rubocop (>= 0.90, < 2.0)
     rubocop-performance (1.13.3)
       rubocop (>= 1.7.0, < 2.0)
       rubocop-ast (>= 0.4.0)
+    rubocop-rails (2.15.2)
+      activesupport (>= 4.2.0)
+      rack (>= 1.1)
+      rubocop (>= 1.7.0, < 2.0)
     ruby-progressbar (1.11.0)
     ruby-vips (2.1.4)
       ffi (~> 1.12)
@@ -526,6 +532,9 @@ DEPENDENCIES
   rails (~> 6.1.4)
   rails-controller-testing
   reverse_markdown
+  rubocop (>= 1.25.1)
+  rubocop-minitest
+  rubocop-rails
   scenic
   selenium-webdriver
   sentry-raven

From 98c3f5495934546c2cae1f249d7633f1783fe691 Mon Sep 17 00:00:00 2001
From: Joshua Flark <joshuajmark@gmail.com>
Date: Sat, 30 Sep 2023 14:05:12 -0700
Subject: [PATCH 2/2] =?UTF-8?q?Rubocop=20autofixes=20=F0=9F=A4=96?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 Rakefile                                      |   2 +
 .../account/appointments_controller.rb        |  55 +++---
 app/controllers/account/base_controller.rb    |   2 +
 app/controllers/account/holds_controller.rb   |   2 +
 app/controllers/account/home_controller.rb    |   2 +
 app/controllers/account/loans_controller.rb   |   2 +
 app/controllers/account/members_controller.rb |  33 ++--
 .../account/passwords_controller.rb           |   9 +-
 .../account/renewal_requests_controller.rb    |   6 +-
 .../account/renewals_controller.rb            |   2 +
 .../admin/appointment_checkins_controller.rb  |   2 +
 .../admin/appointment_checkouts_controller.rb |  39 ++--
 .../appointment_completions_controller.rb     |   6 +-
 .../admin/appointment_holds_controller.rb     |  75 ++++----
 .../admin/appointment_loans_controller.rb     |  63 +++----
 .../admin/appointments_controller.rb          | 113 ++++++------
 app/controllers/admin/base_controller.rb      |  33 ++--
 .../admin/borrow_policies_controller.rb       |  15 +-
 .../admin/bulk_renewals_controller.rb         |   9 +-
 .../admin/categories_controller.rb            |  15 +-
 app/controllers/admin/dashboard_controller.rb |   2 +
 app/controllers/admin/documents_controller.rb |  19 +-
 .../admin/gift_memberships_controller.rb      |  15 +-
 app/controllers/admin/holds_controller.rb     |   4 +-
 app/controllers/admin/images_controller.rb    |  21 +--
 .../admin/item_histories_controller.rb        |   2 +
 .../admin/item_holds_controller.rb            |   2 +
 .../admin/items/attachments_controller.rb     |   9 +-
 .../admin/items/base_controller.rb            |   9 +-
 .../tickets/ticket_updates_controller.rb      |  27 +--
 .../admin/items/tickets_controller.rb         |  15 +-
 app/controllers/admin/items_controller.rb     |  51 +++---
 .../admin/loan_histories_controller.rb        |   2 +
 .../admin/loan_summaries_controller.rb        |  13 +-
 app/controllers/admin/loans_controller.rb     |  15 +-
 app/controllers/admin/lookups_controller.rb   |   4 +-
 .../admin/manage_features_controller.rb       |  19 +-
 .../admin/manual_imports_controller.rb        |   9 +-
 app/controllers/admin/maps_controller.rb      |   2 +
 .../admin/members/adjustments_controller.rb   |   2 +
 .../admin/members/appointments_controller.rb  |  17 +-
 .../admin/members/base_controller.rb          |   9 +-
 .../admin/members/hold_loans_controller.rb    |   2 +
 .../admin/members/holds_controller.rb         |   9 +-
 .../members/loan_summaries_controller.rb      |   2 +
 .../admin/members/lookups_controller.rb       |   4 +-
 .../admin/members/memberships_controller.rb   |   9 +-
 .../admin/members/notifications_controller.rb |   2 +
 .../admin/members/payments_controller.rb      |  15 +-
 .../admin/members/verifications_controller.rb |  19 +-
 app/controllers/admin/members_controller.rb   |  23 +--
 app/controllers/admin/notes_controller.rb     |  35 ++--
 .../admin/renewal_requests_controller.rb      |  25 +--
 app/controllers/admin/renewals_controller.rb  |   2 +
 .../items_in_maintenance_controller.rb        |   2 +
 .../reports/items_without_image_controller.rb |   2 +
 .../reports/member_requests_controller.rb     |   2 +
 .../admin/reports/memberships_controller.rb   |   4 +-
 .../admin/reports/money_controller.rb         |   2 +
 .../reports/monthly_activities_controller.rb  |   2 +
 .../admin/reports/notifications_controller.rb |   2 +
 .../potential_volunteers_controller.rb        |   4 +-
 .../admin/reports/shifts_controller.rb        |   2 +
 .../admin/reports/zipcodes_controller.rb      |   4 +-
 app/controllers/admin/searches_controller.rb  |   4 +-
 .../admin/settings/closing_controller.rb      |   9 +-
 .../settings/email_settings_controller.rb     |   9 +-
 .../admin/settings/exports_controller.rb      |  25 +--
 .../settings/library_updates_controller.rb    |  15 +-
 app/controllers/admin/ui_controller.rb        |   2 +
 app/controllers/admin/users_controller.rb     |  21 +--
 app/controllers/application_controller.rb     |  82 +++++----
 app/controllers/concerns/appointment_slots.rb |  17 +-
 app/controllers/concerns/calendaring.rb       |   2 +
 app/controllers/concerns/lending.rb           | 169 +++++++++---------
 app/controllers/concerns/member_ordering.rb   |   2 +
 app/controllers/concerns/page_attributes.rb   |  27 +--
 app/controllers/concerns/portal_rendering.rb  |   2 +
 app/controllers/dev_controller.rb             |   2 +
 app/controllers/documents_controller.rb       |   2 +
 app/controllers/errors_controller.rb          |  59 +++---
 app/controllers/home_controller.rb            |   2 +
 app/controllers/homepage_controller.rb        |   9 +-
 app/controllers/items_controller.rb           |  95 +++++-----
 .../renewal/acceptances_controller.rb         |   9 +-
 app/controllers/renewal/base_controller.rb    |  65 +++----
 .../renewal/confirmations_controller.rb       |   2 +
 .../renewal/documents_controller.rb           |   2 +
 app/controllers/renewal/home_controller.rb    |   2 +
 app/controllers/renewal/members_controller.rb |  17 +-
 .../renewal/payments_controller.rb            |  41 ++---
 .../renewal/redemptions_controller.rb         |   9 +-
 app/controllers/short_links_controller.rb     |   2 +
 .../signup/acceptances_controller.rb          |   9 +-
 app/controllers/signup/base_controller.rb     |  75 ++++----
 .../signup/confirmations_controller.rb        |   2 +
 .../signup/documents_controller.rb            |   2 +
 app/controllers/signup/home_controller.rb     |   2 +
 app/controllers/signup/members_controller.rb  |  17 +-
 app/controllers/signup/payments_controller.rb |  41 ++---
 .../signup/redemptions_controller.rb          |   9 +-
 .../super_admin/libraries_controller.rb       |  17 +-
 app/controllers/test_controller.rb            |   2 +
 app/controllers/users/sessions_controller.rb  |   2 +
 .../volunteer/attendees_controller.rb         |  17 +-
 app/controllers/volunteer/base_controller.rb  |  17 +-
 .../volunteer/sessions_controller.rb          |  15 +-
 .../volunteer/shifts_controller.rb            |   9 +-
 app/forms/extend_holds_form.rb                |  11 +-
 app/forms/gift_membership_redemption_form.rb  |   2 +
 app/forms/member_signup_form.rb               |   2 +
 app/forms/membership_form.rb                  |  15 +-
 app/forms/membership_payment_form.rb          |   2 +
 app/forms/ticket_update_form.rb               |   2 +
 app/helpers/adjustments_helper.rb             |   2 +
 .../admin/items/items_attachments_helper.rb   |   2 +
 app/helpers/admin_helper.rb                   |  16 +-
 app/helpers/application_helper.rb             |   2 +
 app/helpers/appointments_helper.rb            |   2 +
 app/helpers/date_helper.rb                    |   2 +
 app/helpers/holds_helper.rb                   |  15 +-
 app/helpers/icons_helper.rb                   |  10 +-
 app/helpers/items_helper.rb                   |   8 +-
 app/helpers/layout_helper.rb                  |   2 +
 app/helpers/loans_helper.rb                   |  17 +-
 app/helpers/member_profiles_helper.rb         |   2 +
 app/helpers/members_helper.rb                 |   4 +-
 app/helpers/shifts_helper.rb                  |  10 +-
 app/helpers/ticket_updates_helper.rb          |   2 +
 app/helpers/tickets_helper.rb                 |   2 +
 app/jobs/application_job.rb                   |   2 +
 app/jobs/neon_member_job.rb                   |   2 +
 app/lib/activity_notifier.rb                  |  29 +--
 app/lib/admin/check_out.rb                    |   2 +
 app/lib/admin/lookup.rb                       |   2 +
 app/lib/admin/payment.rb                      |   2 +
 app/lib/admin/verification.rb                 |   2 +
 app/lib/certificate/generator.rb              |   2 +
 app/lib/fine_calculator.rb                    |   2 +
 app/lib/google/calendar.rb                    |  87 ++++-----
 app/lib/google/calendar_event.rb              |   2 +
 app/lib/google/test_calendar.rb               |  27 +--
 app/lib/html_to_markdown.rb                   |   2 +
 app/lib/item_exporter.rb                      |   2 +
 app/lib/manual_import.rb                      |   4 +-
 app/lib/map/chicago.rb                        |  33 ++--
 app/lib/member_exporter.rb                    |  35 ++--
 app/lib/neon.rb                               |  14 +-
 app/lib/open_days.rb                          |   4 +-
 app/lib/result.rb                             |   2 +
 app/lib/spectre_form_builder.rb               | 133 +++++++-------
 app/lib/square_checkout.rb                    |  15 +-
 app/lib/step.rb                               |   2 +
 app/lib/validation_inspector.rb               |   2 +
 app/lib/volunteer/day.rb                      |   2 +
 app/lib/volunteer/month_calendar.rb           |   2 +
 app/lib/volunteer/shift.rb                    |   2 +
 app/mailers/application_mailer.rb             |   2 +
 app/mailers/gift_purchaser_mailer.rb          |  29 +--
 app/mailers/homepage_mailer.rb                |   2 +
 app/mailers/member_mailer.rb                  |  51 +++---
 app/mailers/member_mailer_observer.rb         |   4 +-
 app/mailers/user_mailer.rb                    |   2 +
 app/models/adjustment.rb                      |   6 +-
 app/models/agreement_acceptance.rb            |   2 +
 app/models/application_record.rb              |   2 +
 app/models/appointment.rb                     |  43 ++---
 app/models/appointment_hold.rb                |   2 +
 app/models/appointment_loan.rb                |   2 +
 app/models/attendee.rb                        |   2 +
 app/models/borrow_policy.rb                   |  23 +--
 app/models/categorization.rb                  |  11 +-
 app/models/category.rb                        |   6 +-
 app/models/category_node.rb                   |   2 +
 app/models/document.rb                        |   4 +-
 app/models/event.rb                           |   2 +
 app/models/gift_membership.rb                 |  25 +--
 app/models/gift_membership_code.rb            |   2 +
 app/models/hold.rb                            |  19 +-
 app/models/item.rb                            |  93 +++++-----
 app/models/item_attachment.rb                 |  11 +-
 app/models/library.rb                         |  27 +--
 app/models/library_update.rb                  |   2 +
 app/models/loan.rb                            |   6 +-
 app/models/loan_summary.rb                    |   4 +-
 app/models/member.rb                          |  63 +++----
 app/models/membership.rb                      |  31 ++--
 app/models/monthly_adjustment.rb              |   2 +
 app/models/monthly_appointment.rb             |   2 +
 app/models/monthly_loan.rb                    |   2 +
 app/models/monthly_member.rb                  |   2 +
 app/models/note.rb                            |   2 +
 app/models/notification.rb                    |   4 +-
 app/models/renewal_request.rb                 |   4 +-
 app/models/short_link.rb                      |  45 ++---
 app/models/ticket.rb                          |   4 +-
 app/models/ticket_update.rb                   |   4 +-
 app/models/user.rb                            |   2 +
 app/nulls/null_association_proxy.rb           |   2 +
 app/nulls/null_attachment.rb                  |   2 +
 app/nulls/null_borrow_policy.rb               |   2 +
 app/nulls/null_item.rb                        |   2 +
 app/policies/application_policy.rb            |   2 +
 app/policies/loan_policy.rb                   |   2 +
 .../admin/documents/_agreement.json.jbuilder  |   2 +
 app/views/admin/documents/index.json.jbuilder |   2 +
 app/views/admin/documents/show.json.jbuilder  |   2 +
 .../_gift_membership.json.jbuilder            |   2 +
 .../gift_memberships/index.json.jbuilder      |   2 +
 .../admin/gift_memberships/show.json.jbuilder |   2 +
 app/views/admin/loans/_loan.json.jbuilder     |   2 +
 app/views/admin/loans/index.json.jbuilder     |   2 +
 bin/bundle                                    |   6 +-
 bin/rails                                     |  12 +-
 bin/rake                                      |  10 +-
 bin/reset                                     |  22 +--
 bin/setup                                     |  22 +--
 bin/spring                                    |   9 +-
 bin/update                                    |  18 +-
 bin/yarn                                      |  16 +-
 config.ru                                     |   2 +
 config/application.rb                         |   2 +
 config/boot.rb                                |   2 +
 config/environment.rb                         |   2 +
 config/environments/development.rb            |   4 +-
 config/environments/production.rb             |   4 +-
 config/environments/staging.rb                |   4 +-
 config/environments/test.rb                   |   4 +-
 .../application_controller_renderer.rb        |   1 +
 config/initializers/backtrace_silencers.rb    |   1 +
 .../initializers/content_security_policy.rb   |   1 +
 config/initializers/cookies_serializer.rb     |   2 +
 config/initializers/custom_time_formats.rb    |   2 +
 config/initializers/date_format.rb            |   2 +
 config/initializers/dotenv.rb                 |   2 +
 config/initializers/email_observers.rb        |   2 +
 .../initializers/filter_parameter_logging.rb  |   2 +
 config/initializers/inflections.rb            |   2 +
 config/initializers/logging.rb                |   4 +-
 config/initializers/mime_types.rb             |   2 +
 config/initializers/money.rb                  |   2 +
 config/initializers/omniauth.rb               |   2 +
 config/initializers/pagy.rb                   |   2 +
 config/initializers/staging_access.rb         |   2 +
 config/initializers/translation.rb            |   2 +
 config/initializers/wrap_parameters.rb        |   2 +
 config/puma.rb                                |   2 +
 config/routes.rb                              |   6 +-
 config/spring.rb                              |   2 +
 db/migrate/20190314033712_create_items.rb     |   2 +
 ...te_active_storage_tables.active_storage.rb |   2 +
 ...0_create_action_text_tables.action_text.rb |   2 +
 .../20190317013855_add_number_to_items.rb     |   2 +
 .../20190317031248_create_categories.rb       |   2 +
 .../20190317032441_create_categorizations.rb  |   2 +
 ...niqueness_constraint_to_categorizations.rb |   2 +
 ...190317035504_add_ancestry_to_categories.rb |   2 +
 ...317203043_add_counter_cache_to_category.rb |   2 +
 db/migrate/20190319024125_create_members.rb   |   2 +
 db/migrate/20190322030007_create_loans.rb     |   2 +
 db/migrate/20190427201337_install_audited.rb  |   2 +
 .../20190509041314_add_status_to_items.rb     |   2 +
 .../20190509042525_add_status_to_members.rb   |   2 +
 .../20190526205528_create_borrow_policies.rb  |   2 +
 ...190601021224_add_borrow_policy_to_items.rb |   2 +
 .../20190604001152_create_adjustments.rb      |   2 +
 .../20190610021238_create_agreements.rb       |   2 +
 ...0614011321_create_agreement_acceptances.rb |   2 +
 .../20190616014227_update_member_fields.rb    |   2 +
 .../20190624133416_add_strength_to_items.rb   |   2 +
 ...dd_uniquely_numbered_to_borrow_policies.rb |   2 +
 ...description_and_code_to_borrow_policies.rb |   2 +
 ...28171313_add_uniquely_numbered_to_loans.rb |   2 +
 ...30003353_add_default_to_borrow_policies.rb |   2 +
 ...0190710215125_remove_category_hierarchy.rb |   2 +
 .../20190711233155_add_quantity_to_items.rb   |   2 +
 .../20190715143604_create_memberships.rb      |   2 +
 ...16012142_rename_agreements_to_documents.rb |   2 +
 ...0716013130_update_agreement_acceptances.rb |   2 +
 .../20190716013252_add_default_documents.rb   |   2 +
 ...0716014635_remove_active_from_documents.rb |   2 +
 ...3026_add_communication_fields_to_member.rb |   2 +
 ...7020247_add_payment_info_to_adjustments.rb |   2 +
 ...20190816152137_add_support_for_renewals.rb |   4 +-
 .../20190817190131_create_loan_summaries.rb   |   2 +
 .../20190911020605_add_kind_to_adjustments.rb |   2 +
 ...16011430_add_forgiveness_to_adjustments.rb |   2 +
 ...3208_update_loan_summaries_to_version_2.rb |   2 +
 ...190921013902_create_monthly_adjustments.rb |   2 +
 ...0512_update_loan_summaries_to_version_3.rb |   2 +
 ...0191021005121_create_monthly_activities.rb |   2 +
 ...91028022023_add_index_to_loans_ended_at.rb |   2 +
 .../20191102002601_create_notifications.rb    |   2 +
 .../20191103015209_add_notice_to_items.rb     |   2 +
 .../20191210022433_create_gift_memberships.rb |   2 +
 ...055236_relax_member_id_on_notifications.rb |   2 +
 ...00437_add_recipient_to_gift_memberships.rb |   2 +
 ...121020026_add_address_fields_to_members.rb |   2 +
 ...0929_add_renewal_limit_to_borrow_policy.rb |   2 +
 .../20200208203157_create_short_links.rb      |   2 +
 ...00422023206_add_parent_id_to_categories.rb |   4 +-
 .../20200425192757_create_category_nodes.rb   |   2 +
 .../20200503203437_add_member_number.rb       |   2 +
 .../20200504134052_assign_member_numbers.rb   |   2 +
 db/migrate/20200512184900_create_holds.rb     |   4 +-
 ...14003135_add_hold_counter_cache_to_item.rb |   2 +
 .../20200517211425_add_ended_at_to_holds.rb   |   2 +
 .../20200518032950_add_loan_id_to_hold.rb     |   2 +
 db/migrate/20200605013050_create_notes.rb     |   4 +-
 ...2240_add_uniqueness_constraint_to_loans.rb |   2 +
 ...20200618031047_add_other_names_to_items.rb |   2 +
 .../20200621211015_add_roles_to_users.rb      |   2 +
 .../20200710004507_create_hold_requests.rb    |   2 +
 ...0200714041707_create_hold_request_items.rb |   2 +
 ...718180844_add_event_id_to_hold_requests.rb |   2 +
 db/migrate/20200722175156_create_events.rb    |   2 +
 .../20200905185238_add_member_to_user.rb      |   2 +
 .../20200906142639_add_member_to_role_enum.rb |   2 +
 ...00906142955_change_default_role_on_user.rb |   2 +
 .../20200906182546_add_pronouns_to_members.rb |   2 +
 ...add_member_renewable_to_borrow_policies.rb |   2 +
 db/migrate/20200921232145_create_libraries.rb |   4 +-
 .../20200922173203_scope_models_to_tenants.rb |   2 +
 ...0922204207_add_super_admin_to_role_enum.rb |   2 +
 .../20200923151427_create_appointments.rb     |   2 +
 ...20200923152956_create_appointment_holds.rb |   2 +
 ...20200924184016_create_appointment_loans.rb |   2 +
 ...2839_update_category_nodes_to_version_2.rb |   2 +
 ...3209_update_loan_summaries_to_version_4.rb |   2 +
 .../20200925134546_establish_tenant_zero.rb   |  63 +++----
 ...0201002020141_add_power_source_to_items.rb |   2 +
 .../20201017185636_drop_hold_requests.rb      |   2 +
 .../20201024195024_remove_user_uniqueness.rb  |   2 +
 ...201024225228_rename_member_notes_to_bio.rb |   2 +
 db/migrate/20201107024718_downcase_emails.rb  |   2 +
 .../20201112012007_create_item_attachments.rb |   4 +-
 ...18221831_migrate_manuals_to_attachments.rb |   2 +
 ...20201129191804_make_memberships_pending.rb |   2 +
 .../20201228190740_add_started_at_to_holds.rb |   2 +
 ...name_membership_started_on_and_ended_on.rb |   2 +
 ...move_pronoun_and_custom_pronoun_columns.rb |   2 +
 .../20210204025839_create_renewal_requests.rb |   2 +
 ..._to_active_storage_blobs.active_storage.rb |   2 +
 ..._storage_variant_records.active_storage.rb |   2 +
 ...update_monthly_adjustments_to_version_2.rb |   2 +
 ...212401_add_completed_at_to_appointments.rb |   2 +
 ...20210722214912_add_item_location_fields.rb |   2 +
 ...3205105_change_event_attendees_to_jsonb.rb |   2 +
 ...0911202001_add_pronunciation_to_members.rb |   2 +
 ...1216_add_plain_text_description_to_item.rb |   2 +
 ...3946_add_library_id_to_renewal_requests.rb |   2 +
 ...12153401_add_allow_members_to_libraries.rb |   2 +
 ...3172726_add_allow_payments_to_libraries.rb |   2 +
 ...75030_add_allow_volunteers_to_libraries.rb |   2 +
 ...745_add_allow_appointments_to_libraries.rb |   2 +
 .../20211120222110_add_expires_at_to_holds.rb |   2 +
 .../20211203200042_create_library_updates.rb  |   2 +
 ...20202191706_create_enum_for_item_status.rb |   2 +
 ...220202214711_create_maintenance_reports.rb |   4 +-
 .../20220212072927_create_monthly_loans.rb    |   2 +
 .../20220212073119_create_monthly_members.rb  |   2 +
 ...20212073628_create_monthly_appointments.rb |   2 +
 ...0212081100_drop_monthly_activities_view.rb |   2 +
 ...0215035541_add_additional_item_statuses.rb |   2 +
 .../20220225180000_add_ticket_status.rb       |   2 +
 db/migrate/20220225184325_create_tickets.rb   |   4 +-
 ...20220225192017_drop_maintenance_reports.rb |   2 +
 .../20220227204052_create_ticket_updates.rb   |   4 +-
 ...3060319_add_consumable_to_borrow_policy.rb |   2 +
 ..._remove_maintenance_statuses_from_items.rb |   4 +-
 ...d_library_to_tickets_and_ticket_updates.rb |   2 +
 db/migrate/20220327010549_add_url_to_items.rb |   2 +
 ...20330165641_add_item_counts_to_category.rb |   2 +
 ...5925_update_category_nodes_to_version_3.rb |   2 +
 ...4122_add_unique_index_to_category_nodes.rb |   2 +
 ...4258_update_category_nodes_to_version_4.rb |   2 +
 ...2531_remove_item_counts_from_categories.rb |   2 +
 ...urchase_price_and_purchase_link_to_item.rb |   2 +
 ...30174955_add_my_turn_item_type_to_items.rb |   2 +
 db/schema.rb                                  |   4 +-
 db/seeds.rb                                   |   4 +-
 gems/active_storage_log_suppressor/Gemfile    |   2 +
 .../active_storage_log_suppressor.gemspec     |   2 +
 .../active_storage_log_suppressor/filters.rb  |   9 +-
 .../active_storage_log_suppressor_tasks.rake  |   1 +
 lib/rails_solargraph.rb                       |   1 +
 lib/tasks/categories.rake                     |   2 +
 lib/tasks/db.rake                             |   2 +
 lib/tasks/devdata.rake                        |  24 +--
 lib/tasks/email.rake                          |   4 +-
 lib/tasks/export.rake                         |   2 +
 lib/tasks/holds.rake                          |   4 +-
 lib/tasks/import.rake                         |   4 +-
 lib/tasks/members.rake                        |   6 +-
 lib/tasks/neon.rake                           |   2 +
 lib/tasks/production.rake                     |   4 +-
 lib/tasks/s3.rake                             |   2 +
 lib/tasks/stats.rake                          |   2 +
 lib/tasks/sync.rake                           |   4 +-
 test/application_system_test_case.rb          |  79 ++++----
 .../application_cable/connection_test.rb      |   2 +
 .../account/appointments_controller_test.rb   |   8 +-
 .../account/holds_controller_test.rb          |   8 +-
 .../account/home_controller_test.rb           |   4 +-
 .../account/loans_controller_test.rb          |   8 +-
 .../account/members_controller_test.rb        |   6 +-
 .../account/password_controller_test.rb       |  10 +-
 .../renewal_requests_controller_test.rb       |   6 +-
 .../account/renewals_controller_test.rb       |   6 +-
 .../appointment_checkins_controller_test.rb   |   4 +-
 ...appointment_completions_controller_test.rb |   2 +
 .../admin/appointments_controller_test.rb     |   6 +-
 .../admin/borrow_policies_controller_test.rb  |   6 +-
 .../admin/bulk_renewals_controller_test.rb    |   2 +
 .../admin/categories_controller_test.rb       |   6 +-
 .../admin/dashboard_controller_test.rb        |   2 +
 .../admin/documents_controller_test.rb        |   4 +-
 .../admin/gift_memberships_controller_test.rb |   2 +
 .../admin/hold_loans_controller_test.rb       |   2 +
 .../admin/hold_requests_controller_test.rb    |   2 +
 .../admin/items/tickets_controller_test.rb    |   6 +-
 .../admin/items_controller_test.rb            |   6 +-
 .../items_in_maintenance_controller_test.rb   |   2 +
 .../admin/loan_summaries_controller_test.rb   |   2 +
 .../admin/loans_controller_test.rb            |  16 +-
 .../members/appointments_controller_test.rb   |   4 +-
 .../admin/members/holds_controller_test.rb    |  18 +-
 .../admin/members_controller_test.rb          |   4 +-
 .../admin/memberships_controller_test.rb      |  10 +-
 .../admin/notes_controller_test.rb            |  10 +-
 .../admin/renewal_requests_controller_test.rb |  14 +-
 .../admin/renewals_controller_test.rb         |   6 +-
 .../items_without_image_controller_test.rb    |   2 +
 .../member_requests_controller_test.rb        |   2 +
 .../reports/memberships_controller_test.rb    |   2 +
 .../monthly_activities_controller_test.rb     |   2 +
 .../monthly_adjustments_controller_test.rb    |   2 +
 .../potential_volunteers_controller_test.rb   |   2 +
 .../admin/reports/requests_controller_test.rb |   2 +
 .../admin/reports/shifts_controller_test.rb   |   2 +
 .../admin/searches_controller_test.rb         |   2 +
 test/controllers/admin/ui_controller_test.rb  |   6 +-
 .../admin/users_controller_test.rb            |  10 +-
 .../admin/verifications_controller_test.rb    |   2 +
 .../application_controller_test.rb            |  16 +-
 test/controllers/concerns/lending_test.rb     |  64 +++----
 .../concerns/page_attributes_test.rb          |   4 +-
 test/controllers/documents_controller_test.rb |   2 +
 test/controllers/errors_controller_test.rb    |   2 +
 test/controllers/items_controller_test.rb     |  14 +-
 .../short_links_controller_test.rb            |   2 +
 .../signup/payments_controller_test.rb        |  26 +--
 .../super_admin/libraries_controller_test.rb  |  10 +-
 test/factories/adjustments.rb                 |   2 +
 test/factories/appointment_holds.rb           |   2 +
 test/factories/appointment_loans.rb           |   2 +
 test/factories/appointments.rb                |   2 +
 test/factories/borrow_policies.rb             |   2 +
 test/factories/categories.rb                  |   2 +
 test/factories/documents.rb                   |   2 +
 test/factories/events.rb                      |   2 +
 test/factories/gift_memberships.rb            |   2 +
 test/factories/holds.rb                       |   2 +
 test/factories/item_attachments.rb            |   2 +
 test/factories/items.rb                       |   2 +
 test/factories/libraries.rb                   |   2 +
 test/factories/library_updates.rb             |   2 +
 test/factories/loans.rb                       |   2 +
 test/factories/maintenance_reports.rb         |   2 +
 test/factories/members.rb                     |   4 +-
 test/factories/memberships.rb                 |   2 +
 test/factories/notes.rb                       |   2 +
 test/factories/notifications.rb               |   2 +
 test/factories/renewal_requests.rb            |   2 +
 test/factories/short_links.rb                 |   2 +
 test/factories/tickets.rb                     |   2 +
 test/factories/users.rb                       |   2 +
 test/forms/extend_holds_form_test.rb          |  10 +-
 .../gift_membership_redemption_form_test.rb   |  10 +-
 test/helpers/ensure_request_tenant.rb         |   2 +
 test/helpers/holds_helper_test.rb             |   2 +
 test/helpers/items_helper_test.rb             |  18 +-
 test/helpers/loans_helper_test.rb             |   2 +
 test/helpers/return_values.rb                 |   2 +
 test/helpers/shifts_helper_test.rb            |   2 +
 test/lib/activity_notifier_test.rb            |  28 +--
 test/lib/certificate/generator_test.rb        |   2 +
 test/lib/item_exporter_test.rb                |   2 +
 test/lib/manual_import_test.rb                |   6 +-
 test/lib/map/chicago_test.rb                  |   4 +-
 test/lib/member_exporter_test.rb              |   2 +
 test/lib/neon_test.rb                         |   2 +
 test/lib/open_days_test.rb                    |   2 +
 test/lib/result_test.rb                       |   6 +-
 test/lib/square_checkout_test.rb              |  14 +-
 test/mailers/member_mailer_test.rb            |  14 +-
 .../previews/gift_purchaser_mailer_preview.rb |   4 +-
 .../previews/homepage_mailer_preview.rb       |   4 +-
 .../mailers/previews/member_mailer_preview.rb |  34 ++--
 test/models/adjustment_test.rb                |   2 +
 test/models/agreement_acceptance_test.rb      |   2 +
 test/models/agreement_test.rb                 |   2 +
 test/models/appointment_hold_test.rb          |   4 +-
 test/models/appointment_loan_test.rb          |   2 +
 test/models/appointment_test.rb               |  28 +--
 test/models/borrow_policy_test.rb             |   6 +-
 test/models/category_node_test.rb             |   2 +
 test/models/category_test.rb                  |   4 +-
 test/models/event_test.rb                     |   4 +-
 test/models/fine_calculator_test.rb           |   2 +
 test/models/gift_membership_test.rb           |   2 +
 test/models/hold_test.rb                      |  86 ++++-----
 test/models/item_attachment_test.rb           |   2 +
 test/models/item_test.rb                      |  44 ++---
 test/models/library_test.rb                   |   6 +-
 test/models/library_update_test.rb            |   2 +
 test/models/loan_summary_test.rb              |   2 +
 test/models/loan_test.rb                      |  74 ++++----
 test/models/member_test.rb                    |  28 +--
 test/models/membership_test.rb                |  28 +--
 test/models/monthly_adjustment_test.rb        |   2 +
 test/models/note_test.rb                      |   2 +
 test/models/notification_test.rb              |   2 +
 test/models/renewal_request_test.rb           |   2 +
 test/models/reservation_test.rb               |   2 +
 test/models/short_link_test.rb                |  10 +-
 test/models/ticket_test.rb                    |   2 +
 test/models/user_test.rb                      |   2 +
 test/nulls/null_borrow_policy_test.rb         |   2 +
 test/nulls/null_item_test.rb                  |   2 +
 test/system/admin/appointments_test.rb        |   2 +
 test/system/admin/borrow_policies_test.rb     |   2 +
 test/system/admin/categories_test.rb          |   2 +
 test/system/admin/check_in_check_out_test.rb  |   4 +-
 test/system/admin/consumables_test.rb         |   2 +
 test/system/admin/gift_memberships_test.rb    |   2 +
 test/system/admin/holds_test.rb               |   2 +
 test/system/admin/item_attachments_test.rb    |   2 +
 test/system/admin/items_test.rb               |   2 +
 test/system/admin/manage_features_test.rb     |   2 +
 test/system/admin/member_payment_test.rb      |   2 +
 test/system/admin/member_verification_test.rb |   2 +
 test/system/admin/members_test.rb             |   2 +
 test/system/admin/memberships_test.rb         |   6 +-
 test/system/admin/notes_test.rb               |   2 +
 test/system/admin/renewal_requests_test.rb    |   2 +
 .../admin/reports/monthly_activities_test.rb  |   2 +
 test/system/admin/users_test.rb               |   2 +
 test/system/appointments_test.rb              |   4 +-
 test/system/holds_test.rb                     |   4 +-
 test/system/item_filtering_test.rb            |   2 +
 test/system/member_checked_out_items_test.rb  |   2 +
 test/system/member_profile_test.rb            |   2 +
 test/system/membership_renewal_test.rb        |   6 +-
 test/system/multitenancy_test.rb              |   4 +-
 test/system/pronoun_selection_test.rb         |   2 +
 test/system/user_signup_test.rb               |   6 +-
 test/system/volunteer/shifts_test.rb          |   2 +
 test/test_helper.rb                           |   2 +
 559 files changed, 2859 insertions(+), 1854 deletions(-)

diff --git a/Rakefile b/Rakefile
index 9a5ea7383..d2a78aa25 100644
--- a/Rakefile
+++ b/Rakefile
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 # Add your own tasks in files placed in lib/tasks ending in .rake,
 # for example lib/tasks/capistrano.rake, and they will automatically be available to Rake.
 
diff --git a/app/controllers/account/appointments_controller.rb b/app/controllers/account/appointments_controller.rb
index a85694413..86da0309b 100644
--- a/app/controllers/account/appointments_controller.rb
+++ b/app/controllers/account/appointments_controller.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Account
   class AppointmentsController < BaseController
     include AppointmentSlots
@@ -62,39 +64,38 @@ def update
 
     def destroy
       @appointment.destroy
-      redirect_to account_appointments_path, flash: {success: "Appointment cancelled."}
+      redirect_to account_appointments_path, flash: { success: "Appointment cancelled." }
     end
 
     private
+      def appointment_params
+        form_params = params.require(:appointment).permit(:comment, :time_range_string, hold_ids: [], loan_ids: [])
+
+        {
+          holds: @member.holds.where(id: form_params[:hold_ids]),
+          loans: @member.loans.where(id: form_params[:loan_ids]),
+          comment: form_params[:comment],
+          time_range_string: form_params[:time_range_string],
+          member_updating: true
+        }
+      end
 
-    def appointment_params
-      form_params = params.require(:appointment).permit(:comment, :time_range_string, hold_ids: [], loan_ids: [])
-
-      {
-        holds: @member.holds.where(id: form_params[:hold_ids]),
-        loans: @member.loans.where(id: form_params[:loan_ids]),
-        comment: form_params[:comment],
-        time_range_string: form_params[:time_range_string],
-        member_updating: true
-      }
-    end
-
-    def load_holds_and_loans
-      @holds = Hold.active.includes(member: {appointments: :holds}).where(member: @member)
-      @loans = @member.loans.includes(:item, member: {appointments: :loans}).checked_out
-    end
+      def load_holds_and_loans
+        @holds = Hold.active.includes(member: { appointments: :holds }).where(member: @member)
+        @loans = @member.loans.includes(:item, member: { appointments: :loans }).checked_out
+      end
 
-    def merge_simultaneous_appointments
-      simultaneous_appointment = @member.appointments.simultaneous(@appointment).first
-      if simultaneous_appointment
-        simultaneous_appointment.merge!(@appointment)
-        true
+      def merge_simultaneous_appointments
+        simultaneous_appointment = @member.appointments.simultaneous(@appointment).first
+        if simultaneous_appointment
+          simultaneous_appointment.merge!(@appointment)
+          true
+        end
       end
-    end
 
-    def load_appointment_for_editing
-      @appointment = current_member.appointments.find(params[:id])
-      redirect_to account_appointments_path, alert: "Completed appointments can't be changed" if @appointment.completed?
-    end
+      def load_appointment_for_editing
+        @appointment = current_member.appointments.find(params[:id])
+        redirect_to account_appointments_path, alert: "Completed appointments can't be changed" if @appointment.completed?
+      end
   end
 end
diff --git a/app/controllers/account/base_controller.rb b/app/controllers/account/base_controller.rb
index f6c136754..3041989d3 100644
--- a/app/controllers/account/base_controller.rb
+++ b/app/controllers/account/base_controller.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Account
   class BaseController < ApplicationController
     before_action :authenticate_user!
diff --git a/app/controllers/account/holds_controller.rb b/app/controllers/account/holds_controller.rb
index 6e9a9d813..23ef8a86a 100644
--- a/app/controllers/account/holds_controller.rb
+++ b/app/controllers/account/holds_controller.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Account
   class HoldsController < BaseController
     def index
diff --git a/app/controllers/account/home_controller.rb b/app/controllers/account/home_controller.rb
index c998f9907..747a6d937 100644
--- a/app/controllers/account/home_controller.rb
+++ b/app/controllers/account/home_controller.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Account
   class HomeController < BaseController
     def index
diff --git a/app/controllers/account/loans_controller.rb b/app/controllers/account/loans_controller.rb
index 9b0ecf85b..48548c56c 100644
--- a/app/controllers/account/loans_controller.rb
+++ b/app/controllers/account/loans_controller.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Account
   class LoansController < BaseController
     def index
diff --git a/app/controllers/account/members_controller.rb b/app/controllers/account/members_controller.rb
index 3d4b9671e..af1b53a70 100644
--- a/app/controllers/account/members_controller.rb
+++ b/app/controllers/account/members_controller.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Account
   class MembersController < ApplicationController
     def show
@@ -20,21 +22,20 @@ def update
     end
 
     private
-
-    def member_params
-      params.require(:member).permit(:full_name,
-        :preferred_name,
-        :email,
-        :phone_number,
-        :address1,
-        :address2,
-        :postal_code,
-        :desires,
-        :reminders_via_email,
-        :reminders_via_text,
-        :receive_newsletter,
-        :volunteer_interest,
-        pronouns: [])
-    end
+      def member_params
+        params.require(:member).permit(:full_name,
+          :preferred_name,
+          :email,
+          :phone_number,
+          :address1,
+          :address2,
+          :postal_code,
+          :desires,
+          :reminders_via_email,
+          :reminders_via_text,
+          :receive_newsletter,
+          :volunteer_interest,
+          pronouns: [])
+      end
   end
 end
diff --git a/app/controllers/account/passwords_controller.rb b/app/controllers/account/passwords_controller.rb
index df2dd38e0..1ab35f914 100644
--- a/app/controllers/account/passwords_controller.rb
+++ b/app/controllers/account/passwords_controller.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Account
   class PasswordsController < BaseController
     def edit
@@ -15,9 +17,8 @@ def update
     end
 
     private
-
-    def user_params
-      params.require(:user).permit(:current_password, :password, :password_confirmation)
-    end
+      def user_params
+        params.require(:user).permit(:current_password, :password, :password_confirmation)
+      end
   end
 end
diff --git a/app/controllers/account/renewal_requests_controller.rb b/app/controllers/account/renewal_requests_controller.rb
index c6fbbc297..e0f525a7b 100644
--- a/app/controllers/account/renewal_requests_controller.rb
+++ b/app/controllers/account/renewal_requests_controller.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Account
   class RenewalRequestsController < BaseController
     def create
@@ -10,9 +12,9 @@ def create
       @renewal_request = RenewalRequest.new(loan: @loan)
 
       flash_message = if @renewal_request.save
-        {success: "Renewal requested. We'll e-mail you an update."}
+        { success: "Renewal requested. We'll e-mail you an update." }
       else
-        {error: "Something went wrong!"}
+        { error: "Something went wrong!" }
       end
 
       redirect_to account_loans_path, flash: flash_message
diff --git a/app/controllers/account/renewals_controller.rb b/app/controllers/account/renewals_controller.rb
index 34c82c045..9c0e79234 100644
--- a/app/controllers/account/renewals_controller.rb
+++ b/app/controllers/account/renewals_controller.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Account
   class RenewalsController < BaseController
     include Lending
diff --git a/app/controllers/admin/appointment_checkins_controller.rb b/app/controllers/admin/appointment_checkins_controller.rb
index 4cd327743..5fc4296ca 100644
--- a/app/controllers/admin/appointment_checkins_controller.rb
+++ b/app/controllers/admin/appointment_checkins_controller.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Admin
   class AppointmentCheckinsController < BaseController
     before_action :are_appointments_enabled?
diff --git a/app/controllers/admin/appointment_checkouts_controller.rb b/app/controllers/admin/appointment_checkouts_controller.rb
index 9aaa8e5af..837867490 100644
--- a/app/controllers/admin/appointment_checkouts_controller.rb
+++ b/app/controllers/admin/appointment_checkouts_controller.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Admin
   class AppointmentCheckoutsController < BaseController
     include Lending
@@ -6,34 +8,33 @@ class AppointmentCheckoutsController < BaseController
 
     def create
       create_loans_for_holds
-      redirect_to admin_appointment_path(appointment), flash: {success: "#{pluralize(checked_out_item_count, "Item")} checked-out."}
+      redirect_to admin_appointment_path(appointment), flash: { success: "#{pluralize(checked_out_item_count, "Item")} checked-out." }
     end
 
     private
+      attr_accessor :new_loans
 
-    attr_accessor :new_loans
-
-    delegate :pluralize, to: "ActionController::Base.helpers", private: true
-    delegate :member, to: :appointment
+      delegate :pluralize, to: "ActionController::Base.helpers", private: true
+      delegate :member, to: :appointment
 
-    def checked_out_item_count
-      new_loans&.count&.to_i
-    end
+      def checked_out_item_count
+        new_loans&.count&.to_i
+      end
 
-    def holds
-      @holds ||= appointment.holds.active.where(id: params[:hold_ids])
-    end
+      def holds
+        @holds ||= appointment.holds.active.where(id: params[:hold_ids])
+      end
 
-    def appointment
-      @appointment ||= Appointment.find(params[:appointment_id])
-    end
+      def appointment
+        @appointment ||= Appointment.find(params[:appointment_id])
+      end
 
-    def create_loans_for_holds
-      self.new_loans = member.transaction do
-        holds.map do |hold|
-          create_loan_from_hold(hold)
+      def create_loans_for_holds
+        self.new_loans = member.transaction do
+          holds.map do |hold|
+            create_loan_from_hold(hold)
+          end
         end
       end
-    end
   end
 end
diff --git a/app/controllers/admin/appointment_completions_controller.rb b/app/controllers/admin/appointment_completions_controller.rb
index 20e2f2487..cd3647db6 100644
--- a/app/controllers/admin/appointment_completions_controller.rb
+++ b/app/controllers/admin/appointment_completions_controller.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Admin
   class AppointmentCompletionsController < BaseController
     before_action :are_appointments_enabled?
@@ -7,13 +9,13 @@ class AppointmentCompletionsController < BaseController
     def create
       @appointment = Appointment.find(params[:appointment_id])
       @appointment.update!(completed_at: Time.current, staff_updating: true)
-      render_to_portal("admin/appointments/appointment", table_row: true, locals: {appointment: @appointment})
+      render_to_portal("admin/appointments/appointment", table_row: true, locals: { appointment: @appointment })
     end
 
     def destroy
       @appointment = Appointment.find(params[:appointment_id])
       @appointment.update!(completed_at: nil, staff_updating: true)
-      render_to_portal("admin/appointments/appointment", table_row: true, locals: {appointment: @appointment})
+      render_to_portal("admin/appointments/appointment", table_row: true, locals: { appointment: @appointment })
     end
   end
 end
diff --git a/app/controllers/admin/appointment_holds_controller.rb b/app/controllers/admin/appointment_holds_controller.rb
index 7fd4e1955..e6035613a 100644
--- a/app/controllers/admin/appointment_holds_controller.rb
+++ b/app/controllers/admin/appointment_holds_controller.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Admin
   class AppointmentHoldsController < ApplicationController
     before_action :are_appointments_enabled?
@@ -9,57 +11,56 @@ def create
 
     def destroy
       remove_appointment_hold
-      redirect_to admin_appointment_path(appointment), flash: {success: "Item removed from appointment."}
+      redirect_to admin_appointment_path(appointment), flash: { success: "Item removed from appointment." }
     end
 
     private
+      def remove_appointment_hold
+        @remove_appointment_hold ||= appointment.appointment_holds.find_by(hold_id: params[:id]).destroy
 
-    def remove_appointment_hold
-      @remove_appointment_hold ||= appointment.appointment_holds.find_by(hold_id: params[:id]).destroy
-
-      if params[:cancel_hold]
-        Hold.find(params[:id]).destroy
+        if params[:cancel_hold]
+          Hold.find(params[:id]).destroy
+        end
       end
-    end
 
-    def add_new_appointment_hold
-      return if item_to_add.blank? ||
-        item_to_add.allow_one_holds_per_member? &&
-          appointment.appointment_holds.joins(:hold).exists?(holds: {item: item_to_add})
+      def add_new_appointment_hold
+        return if item_to_add.blank? ||
+          item_to_add.allow_one_holds_per_member? &&
+            appointment.appointment_holds.joins(:hold).exists?(holds: { item: item_to_add })
 
-      new_appointment_hold.save
-    end
+        new_appointment_hold.save
+      end
 
-    def create_flash_message
-      if new_appointment_hold&.persisted?
-        {success: "Item added to appointment check-outs."}
-      else
-        {error: "Unable to add item to appointment check-outs."}
+      def create_flash_message
+        if new_appointment_hold&.persisted?
+          { success: "Item added to appointment check-outs." }
+        else
+          { error: "Unable to add item to appointment check-outs." }
+        end
       end
-    end
 
-    def new_appointment_hold
-      return if item_to_add.blank?
+      def new_appointment_hold
+        return if item_to_add.blank?
 
-      @new_appointment_hold ||= appointment.appointment_holds.new(
-        hold: hold_for_item_to_add
-      )
-    end
+        @new_appointment_hold ||= appointment.appointment_holds.new(
+          hold: hold_for_item_to_add
+        )
+      end
 
-    def hold_for_item_to_add
-      @item_to_add_hold ||= if item_to_add.allow_multiple_holds_per_member?
-        appointment.member.holds.new(item: item_to_add, creator: current_user)
-      elsif item_to_add.available?
-        appointment.member.active_holds.find_or_initialize_by(item: item_to_add, creator: current_user)
+      def hold_for_item_to_add
+        @item_to_add_hold ||= if item_to_add.allow_multiple_holds_per_member?
+          appointment.member.holds.new(item: item_to_add, creator: current_user)
+        elsif item_to_add.available?
+          appointment.member.active_holds.find_or_initialize_by(item: item_to_add, creator: current_user)
+        end
       end
-    end
 
-    def item_to_add
-      Item.find_by_complete_number(params.require(:appointment_hold)[:item_id].to_s)
-    end
+      def item_to_add
+        Item.find_by_complete_number(params.require(:appointment_hold)[:item_id].to_s)
+      end
 
-    def appointment
-      @appointment ||= Appointment.find(params[:appointment_id])
-    end
+      def appointment
+        @appointment ||= Appointment.find(params[:appointment_id])
+      end
   end
 end
diff --git a/app/controllers/admin/appointment_loans_controller.rb b/app/controllers/admin/appointment_loans_controller.rb
index 39f25cbbe..af36dcd22 100644
--- a/app/controllers/admin/appointment_loans_controller.rb
+++ b/app/controllers/admin/appointment_loans_controller.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Admin
   class AppointmentLoansController < ApplicationController
     before_action :are_appointments_enabled?
@@ -9,48 +11,47 @@ def create
 
     def destroy
       remove_appointment_loan
-      redirect_to admin_appointment_path(appointment), flash: {success: "Item removed from appointment."}
+      redirect_to admin_appointment_path(appointment), flash: { success: "Item removed from appointment." }
     end
 
     private
+      def remove_appointment_loan
+        @remove_appointment_loan ||= appointment.appointment_loans.find_by(loan_id: params[:id]).destroy
+      end
 
-    def remove_appointment_loan
-      @remove_appointment_loan ||= appointment.appointment_loans.find_by(loan_id: params[:id]).destroy
-    end
-
-    def add_new_appointment_loan
-      return if item_to_add.blank? ||
-        appointment.appointment_loans.joins(:loan).exists?(loans: {item: item_to_add})
+      def add_new_appointment_loan
+        return if item_to_add.blank? ||
+          appointment.appointment_loans.joins(:loan).exists?(loans: { item: item_to_add })
 
-      new_appointment_loan.save
-    end
+        new_appointment_loan.save
+      end
 
-    def create_flash_message
-      if new_appointment_loan&.persisted?
-        {success: "Item added to appointment check-ins."}
-      else
-        {error: "Unable to add item to appointment check-ins."}
+      def create_flash_message
+        if new_appointment_loan&.persisted?
+          { success: "Item added to appointment check-ins." }
+        else
+          { error: "Unable to add item to appointment check-ins." }
+        end
       end
-    end
 
-    def new_appointment_loan
-      return if item_to_add.blank?
+      def new_appointment_loan
+        return if item_to_add.blank?
 
-      @new_appointment_loan ||= appointment.appointment_loans.new(
-        loan: loan_for_item_to_add
-      )
-    end
+        @new_appointment_loan ||= appointment.appointment_loans.new(
+          loan: loan_for_item_to_add
+        )
+      end
 
-    def loan_for_item_to_add
-      @item_to_add_loan = appointment.member.loans.find_or_initialize_by(item: item_to_add)
-    end
+      def loan_for_item_to_add
+        @item_to_add_loan = appointment.member.loans.find_or_initialize_by(item: item_to_add)
+      end
 
-    def item_to_add
-      Item.find(params.require(:appointment_loan)[:item_id])
-    end
+      def item_to_add
+        Item.find(params.require(:appointment_loan)[:item_id])
+      end
 
-    def appointment
-      @appointment ||= Appointment.find(params[:appointment_id])
-    end
+      def appointment
+        @appointment ||= Appointment.find(params[:appointment_id])
+      end
   end
 end
diff --git a/app/controllers/admin/appointments_controller.rb b/app/controllers/admin/appointments_controller.rb
index 08844695a..ef95c0ccc 100644
--- a/app/controllers/admin/appointments_controller.rb
+++ b/app/controllers/admin/appointments_controller.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Admin
   class AppointmentsController < BaseController
     before_action :load_appointment, except: :index
@@ -8,7 +10,7 @@ def index
       @appointments = Appointment
         .where(starts_at: @current_day.beginning_of_day..@current_day.end_of_day)
         .chronologically
-        .includes(:member, loans: {item: :borrow_policy}, holds: {item: :borrow_policy})
+        .includes(:member, loans: { item: :borrow_policy }, holds: { item: :borrow_policy })
 
       @pending_appointments = []
       @completed_appointments = []
@@ -30,7 +32,7 @@ def edit
 
     def update
       if @appointment.update(appointment_params)
-        redirect_to admin_appointments_path, flash: {success: "Appointment updated."}
+        redirect_to admin_appointments_path, flash: { success: "Appointment updated." }
       else
         load_appointment_slots
         render :edit
@@ -39,75 +41,74 @@ def update
 
     def destroy
       @appointment.destroy
-      redirect_to admin_appointments_path, flash: {success: "Appointment cancelled."}
+      redirect_to admin_appointments_path, flash: { success: "Appointment cancelled." }
     end
 
     private
+      def sort_by_member_and_time(appointments)
+        appointments
+          .group_by { |a| a.member }
+          .map { |member, appointments| [appointments.map(&:starts_at).min, appointments] }
+          .sort_by { |first_time, appointments| [first_time, helpers.preferred_or_default_name(appointments.first.member)] }
+          .flat_map { |_, appointments| appointments.sort_by(&:created_at) }
+      end
 
-    def sort_by_member_and_time(appointments)
-      appointments
-        .group_by { |a| a.member }
-        .map { |member, appointments| [appointments.map(&:starts_at).min, appointments] }
-        .sort_by { |first_time, appointments| [first_time, helpers.preferred_or_default_name(appointments.first.member)] }
-        .flat_map { |_, appointments| appointments.sort_by(&:created_at) }
-    end
-
-    def load_appointment
-      @appointment = Appointment.find(params[:id])
-    end
+      def load_appointment
+        @appointment = Appointment.find(params[:id])
+      end
 
-    helper_method def previous_day
-      @current_day - 1.day
-    end
+      helper_method def previous_day
+        @current_day - 1.day
+      end
 
-    helper_method def next_day
-      @current_day + 1.day
-    end
+      helper_method def next_day
+        @current_day + 1.day
+      end
 
-    helper_method def current_day_label
-      if @current_day == Date.today
-        "Today"
-      elsif @current_day == Date.tomorrow
-        "Tomorrow"
-      else
-        l @current_day, format: :with_weekday
+      helper_method def current_day_label
+        if @current_day == Date.today
+          "Today"
+        elsif @current_day == Date.tomorrow
+          "Tomorrow"
+        else
+          l @current_day, format: :with_weekday
+        end
       end
-    end
 
-    helper_method def items_available_to_add_to_pickup
-      Item.available.eager_load(:borrow_policy)
-    end
+      helper_method def items_available_to_add_to_pickup
+        Item.available.eager_load(:borrow_policy)
+      end
 
-    helper_method def items_available_to_add_to_dropoff
-      (@appointment.member.loans.checked_out - appointment_return_items).map(&:item)
-    end
+      helper_method def items_available_to_add_to_dropoff
+        (@appointment.member.loans.checked_out - appointment_return_items).map(&:item)
+      end
 
-    helper_method def appointment_pickup_items
-      @appointment.holds
-    end
+      helper_method def appointment_pickup_items
+        @appointment.holds
+      end
 
-    helper_method def appointment_return_items
-      @appointment.loans
-    end
+      helper_method def appointment_return_items
+        @appointment.loans
+      end
 
-    helper_method def checkout_items_quantity_for_appointment
-      appointment_pickup_items.active.length
-    end
+      helper_method def checkout_items_quantity_for_appointment
+        appointment_pickup_items.active.length
+      end
 
-    helper_method def checkin_items_quantity_for_appointment
-      appointment_return_items.length
-    end
+      helper_method def checkin_items_quantity_for_appointment
+        appointment_return_items.length
+      end
 
-    def appointment_params
-      params.require(:appointment).permit(:time_range_string)
-    end
+      def appointment_params
+        params.require(:appointment).permit(:time_range_string)
+      end
 
-    def load_appointment_slots
-      events = Event.appointment_slots.upcoming
-      @appointment_slots = events.group_by { |event| event.start.to_date }.map { |date, events|
-        times = events.map { |event| [helpers.format_appointment_times(event.start, event.finish), event.start..event.finish] }
-        [date.strftime("%A, %B %-d, %Y"), times]
-      }
-    end
+      def load_appointment_slots
+        events = Event.appointment_slots.upcoming
+        @appointment_slots = events.group_by { |event| event.start.to_date }.map { |date, events|
+          times = events.map { |event| [helpers.format_appointment_times(event.start, event.finish), event.start..event.finish] }
+          [date.strftime("%A, %B %-d, %Y"), times]
+        }
+      end
   end
 end
diff --git a/app/controllers/admin/base_controller.rb b/app/controllers/admin/base_controller.rb
index 781649d38..a2056f762 100644
--- a/app/controllers/admin/base_controller.rb
+++ b/app/controllers/admin/base_controller.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Admin
   class BaseController < ApplicationController
     before_action :authenticate_user!
@@ -7,27 +9,26 @@ class BaseController < ApplicationController
     layout "admin"
 
     private
-
-    def require_staff
-      unless current_user.roles.include?(:staff)
-        redirect_to root_url, warning: "You do not have access to that page."
+      def require_staff
+        unless current_user.roles.include?(:staff)
+          redirect_to root_url, warning: "You do not have access to that page."
+        end
       end
-    end
 
-    def require_admin
-      unless current_user.roles.include?(:admin)
-        redirect_to root_url, warning: "You do not have access to that page."
+      def require_admin
+        unless current_user.roles.include?(:admin)
+          redirect_to root_url, warning: "You do not have access to that page."
+        end
       end
-    end
 
-    def load_requested_renewal_request_count
-      @requested_renewal_request_count = RenewalRequest.requested.count
-    end
+      def load_requested_renewal_request_count
+        @requested_renewal_request_count = RenewalRequest.requested.count
+      end
 
-    def are_appointments_enabled?
-      if !@current_library.allow_appointments?
-        render_not_found
+      def are_appointments_enabled?
+        if !@current_library.allow_appointments?
+          render_not_found
+        end
       end
-    end
   end
 end
diff --git a/app/controllers/admin/borrow_policies_controller.rb b/app/controllers/admin/borrow_policies_controller.rb
index 9242ee77d..d52c1b193 100644
--- a/app/controllers/admin/borrow_policies_controller.rb
+++ b/app/controllers/admin/borrow_policies_controller.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Admin
   class BorrowPoliciesController < BaseController
     before_action :set_borrow_policy, only: [:edit, :update, :destroy]
@@ -18,13 +20,12 @@ def update
     end
 
     private
+      def set_borrow_policy
+        @borrow_policy = BorrowPolicy.find(params[:id])
+      end
 
-    def set_borrow_policy
-      @borrow_policy = BorrowPolicy.find(params[:id])
-    end
-
-    def borrow_policy_params
-      params.require(:borrow_policy).permit(:name, :duration, :fine, :fine_period, :uniquely_numbered, :code, :description, :default, :renewal_limit, :member_renewable, :consumable, :rules)
-    end
+      def borrow_policy_params
+        params.require(:borrow_policy).permit(:name, :duration, :fine, :fine_period, :uniquely_numbered, :code, :description, :default, :renewal_limit, :member_renewable, :consumable, :rules)
+      end
   end
 end
diff --git a/app/controllers/admin/bulk_renewals_controller.rb b/app/controllers/admin/bulk_renewals_controller.rb
index fc42f521f..981e70d3d 100644
--- a/app/controllers/admin/bulk_renewals_controller.rb
+++ b/app/controllers/admin/bulk_renewals_controller.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Admin
   class BulkRenewalsController < BaseController
     include ActionView::RecordIdentifier
@@ -14,9 +16,8 @@ def update
     end
 
     private
-
-    def set_member
-      @member = Member.find(params[:id])
-    end
+      def set_member
+        @member = Member.find(params[:id])
+      end
   end
 end
diff --git a/app/controllers/admin/categories_controller.rb b/app/controllers/admin/categories_controller.rb
index 0ef99f290..8a7abbed8 100644
--- a/app/controllers/admin/categories_controller.rb
+++ b/app/controllers/admin/categories_controller.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Admin
   class CategoriesController < BaseController
     include ActionView::RecordIdentifier
@@ -39,13 +41,12 @@ def destroy
     end
 
     private
+      def set_category
+        @category = Category.find(params[:id])
+      end
 
-    def set_category
-      @category = Category.find(params[:id])
-    end
-
-    def category_params
-      params.require(:category).permit(:name, :slug, :parent_id)
-    end
+      def category_params
+        params.require(:category).permit(:name, :slug, :parent_id)
+      end
   end
 end
diff --git a/app/controllers/admin/dashboard_controller.rb b/app/controllers/admin/dashboard_controller.rb
index 56d2eeb33..af3e56fbd 100644
--- a/app/controllers/admin/dashboard_controller.rb
+++ b/app/controllers/admin/dashboard_controller.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Admin
   class DashboardController < BaseController
     def index
diff --git a/app/controllers/admin/documents_controller.rb b/app/controllers/admin/documents_controller.rb
index da887a93c..2c12bac4d 100644
--- a/app/controllers/admin/documents_controller.rb
+++ b/app/controllers/admin/documents_controller.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Admin
   class DocumentsController < BaseController
     before_action :set_document, only: [:show, :edit, :update]
@@ -32,15 +34,14 @@ def update
     end
 
     private
+      # Use callbacks to share common setup or constraints between actions.
+      def set_document
+        @document = Document.coded(params[:id]).first!
+      end
 
-    # Use callbacks to share common setup or constraints between actions.
-    def set_document
-      @document = Document.coded(params[:id]).first!
-    end
-
-    # Never trust parameters from the scary internet, only allow the white list through.
-    def document_params
-      params.require(:document).permit(:name, :summary, :body)
-    end
+      # Never trust parameters from the scary internet, only allow the white list through.
+      def document_params
+        params.require(:document).permit(:name, :summary, :body)
+      end
   end
 end
diff --git a/app/controllers/admin/gift_memberships_controller.rb b/app/controllers/admin/gift_memberships_controller.rb
index 83a9e3b3b..4e784b25f 100644
--- a/app/controllers/admin/gift_memberships_controller.rb
+++ b/app/controllers/admin/gift_memberships_controller.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Admin
   class GiftMembershipsController < BaseController
     include Pagy::Backend
@@ -55,13 +57,12 @@ def destroy
     end
 
     private
+      def set_gift_membership
+        @gift_membership = GiftMembership.find(params[:id])
+      end
 
-    def set_gift_membership
-      @gift_membership = GiftMembership.find(params[:id])
-    end
-
-    def gift_membership_params
-      params.require(:gift_membership).permit(:purchaser_email, :purchaser_name, :amount, :recipient_name)
-    end
+      def gift_membership_params
+        params.require(:gift_membership).permit(:purchaser_email, :purchaser_name, :amount, :recipient_name)
+      end
   end
 end
diff --git a/app/controllers/admin/holds_controller.rb b/app/controllers/admin/holds_controller.rb
index ebf7e6e4a..937e00541 100644
--- a/app/controllers/admin/holds_controller.rb
+++ b/app/controllers/admin/holds_controller.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Admin
   class HoldsController < BaseController
     include Pagy::Backend
@@ -6,7 +8,5 @@ def index
       holds_scope = Hold.active.includes(:member, item: :borrow_policy).order("expires_at ASC NULLS LAST, created_at ASC")
       @pagy, @holds = pagy(holds_scope, items: 100)
     end
-
-    private
   end
 end
diff --git a/app/controllers/admin/images_controller.rb b/app/controllers/admin/images_controller.rb
index 4f515cc14..ab34cc97c 100644
--- a/app/controllers/admin/images_controller.rb
+++ b/app/controllers/admin/images_controller.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Admin
   class ImagesController < BaseController
     before_action :load_image
@@ -13,17 +15,16 @@ def update
     end
 
     private
+      def image_params
+        params.require(:image).permit(:rotation)
+      end
 
-    def image_params
-      params.require(:image).permit(:rotation)
-    end
-
-    def load_image
-      @item = Item.find(params[:item_id])
-      unless @item.image.attached?
-        redirect_to admin_item_path(@item), error: "Image not found"
+      def load_image
+        @item = Item.find(params[:item_id])
+        unless @item.image.attached?
+          redirect_to admin_item_path(@item), error: "Image not found"
+        end
+        @image = @item.image
       end
-      @image = @item.image
-    end
   end
 end
diff --git a/app/controllers/admin/item_histories_controller.rb b/app/controllers/admin/item_histories_controller.rb
index ce8c5e22a..853379cf5 100644
--- a/app/controllers/admin/item_histories_controller.rb
+++ b/app/controllers/admin/item_histories_controller.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Admin
   class ItemHistoriesController < BaseController
     def show
diff --git a/app/controllers/admin/item_holds_controller.rb b/app/controllers/admin/item_holds_controller.rb
index d17fb3f8c..89501ff94 100644
--- a/app/controllers/admin/item_holds_controller.rb
+++ b/app/controllers/admin/item_holds_controller.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Admin
   class ItemHoldsController < BaseController
     def index
diff --git a/app/controllers/admin/items/attachments_controller.rb b/app/controllers/admin/items/attachments_controller.rb
index af9d89205..8eea4b2cd 100644
--- a/app/controllers/admin/items/attachments_controller.rb
+++ b/app/controllers/admin/items/attachments_controller.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Admin
   module Items
     class AttachmentsController < BaseController
@@ -48,10 +50,9 @@ def show
       end
 
       private
-
-      def attachment_params
-        params.require(:item_attachment).permit(:file, :kind, :other_kind, :notes)
-      end
+        def attachment_params
+          params.require(:item_attachment).permit(:file, :kind, :other_kind, :notes)
+        end
     end
   end
 end
diff --git a/app/controllers/admin/items/base_controller.rb b/app/controllers/admin/items/base_controller.rb
index 1bb0f5bae..df818ec5d 100644
--- a/app/controllers/admin/items/base_controller.rb
+++ b/app/controllers/admin/items/base_controller.rb
@@ -1,13 +1,14 @@
+# frozen_string_literal: true
+
 module Admin
   module Items
     class BaseController < Admin::BaseController
       before_action :load_item
 
       private
-
-      def load_item
-        @item = Item.find(params[:item_id])
-      end
+        def load_item
+          @item = Item.find(params[:item_id])
+        end
     end
   end
 end
diff --git a/app/controllers/admin/items/tickets/ticket_updates_controller.rb b/app/controllers/admin/items/tickets/ticket_updates_controller.rb
index c4994dee6..1797a67ca 100644
--- a/app/controllers/admin/items/tickets/ticket_updates_controller.rb
+++ b/app/controllers/admin/items/tickets/ticket_updates_controller.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Admin
   module Items
     module Tickets
@@ -42,22 +44,21 @@ def destroy
         end
 
         private
+          def set_ticket
+            @ticket = @item.tickets.find(params[:ticket_id])
+          end
 
-        def set_ticket
-          @ticket = @item.tickets.find(params[:ticket_id])
-        end
-
-        def set_ticket_update
-          @ticket_update = @ticket.ticket_updates.find(params[:id])
-        end
+          def set_ticket_update
+            @ticket_update = @ticket.ticket_updates.find(params[:id])
+          end
 
-        def ticket_update_create_params
-          params.require(:ticket_update_form).permit(:title, :time_spent, :body, :status).merge(creator: current_user)
-        end
+          def ticket_update_create_params
+            params.require(:ticket_update_form).permit(:title, :time_spent, :body, :status).merge(creator: current_user)
+          end
 
-        def ticket_update_update_params
-          params.require(:ticket_update).permit(:title, :time_spent, :body)
-        end
+          def ticket_update_update_params
+            params.require(:ticket_update).permit(:title, :time_spent, :body)
+          end
       end
     end
   end
diff --git a/app/controllers/admin/items/tickets_controller.rb b/app/controllers/admin/items/tickets_controller.rb
index 708cb6911..3d0305ed9 100644
--- a/app/controllers/admin/items/tickets_controller.rb
+++ b/app/controllers/admin/items/tickets_controller.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Admin
   module Items
     class TicketsController < BaseController
@@ -44,14 +46,13 @@ def destroy
       end
 
       private
+        def set_ticket
+          @ticket = Ticket.find(params[:id])
+        end
 
-      def set_ticket
-        @ticket = Ticket.find(params[:id])
-      end
-
-      def ticket_params
-        params.require(:ticket).permit(:title, :body, :status).merge(creator_id: current_user.id)
-      end
+        def ticket_params
+          params.require(:ticket).permit(:title, :body, :status).merge(creator_id: current_user.id)
+        end
     end
   end
 end
diff --git a/app/controllers/admin/items_controller.rb b/app/controllers/admin/items_controller.rb
index b0548d1ca..e8eb85c5d 100644
--- a/app/controllers/admin/items_controller.rb
+++ b/app/controllers/admin/items_controller.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Admin
   class ItemsController < BaseController
     include Pagy::Backend
@@ -70,34 +72,33 @@ def destroy
     end
 
     private
+      def set_item
+        @item = Item.find(params[:id])
+      end
 
-    def set_item
-      @item = Item.find(params[:id])
-    end
-
-    def set_categories
-      @categories = CategoryNode.all
-    end
+      def set_categories
+        @categories = CategoryNode.all
+      end
 
-    def item_params
-      all_item_params.except(:delete_image)
-    end
+      def item_params
+        all_item_params.except(:delete_image)
+      end
 
-    def all_item_params
-      params.require(:item).permit(
-        :name, :other_names, :description, :size, :brand, :model, :serial, :number, :image, :status, :strength,
-        :power_source, :borrow_policy_id, :quantity, :checkout_notice, :delete_image, :location_shelf, :location_area, :url,
-        :purchase_price, :purchase_link, :myturn_item_type, category_ids: []
-      )
-    end
+      def all_item_params
+        params.require(:item).permit(
+          :name, :other_names, :description, :size, :brand, :model, :serial, :number, :image, :status, :strength,
+          :power_source, :borrow_policy_id, :quantity, :checkout_notice, :delete_image, :location_shelf, :location_area, :url,
+          :purchase_price, :purchase_link, :myturn_item_type, category_ids: []
+        )
+      end
 
-    def index_order
-      options = {
-        "name" => "items.name ASC",
-        "number" => "items.number ASC",
-        "added" => "items.created_at DESC"
-      }
-      options.fetch(params[:sort]) { options["name"] }
-    end
+      def index_order
+        options = {
+          "name" => "items.name ASC",
+          "number" => "items.number ASC",
+          "added" => "items.created_at DESC"
+        }
+        options.fetch(params[:sort]) { options["name"] }
+      end
   end
 end
diff --git a/app/controllers/admin/loan_histories_controller.rb b/app/controllers/admin/loan_histories_controller.rb
index 325b544c3..12dd4b52e 100644
--- a/app/controllers/admin/loan_histories_controller.rb
+++ b/app/controllers/admin/loan_histories_controller.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Admin
   class LoanHistoriesController < BaseController
     def show
diff --git a/app/controllers/admin/loan_summaries_controller.rb b/app/controllers/admin/loan_summaries_controller.rb
index 0c7d2211f..092560d64 100644
--- a/app/controllers/admin/loan_summaries_controller.rb
+++ b/app/controllers/admin/loan_summaries_controller.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Admin
   class LoanSummariesController < BaseController
     include Pagy::Backend
@@ -12,11 +14,10 @@ def index
     end
 
     private
-
-    def index_filter
-      allowed = %w[checked_out overdue returned]
-      return params[:filter] if allowed.include? params[:filter]
-      "checked_out"
-    end
+      def index_filter
+        allowed = %w[checked_out overdue returned]
+        return params[:filter] if allowed.include? params[:filter]
+        "checked_out"
+      end
   end
 end
diff --git a/app/controllers/admin/loans_controller.rb b/app/controllers/admin/loans_controller.rb
index eceb892be..e37dc3f5c 100644
--- a/app/controllers/admin/loans_controller.rb
+++ b/app/controllers/admin/loans_controller.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Admin
   class LoansController < BaseController
     include ActionView::RecordIdentifier
@@ -54,13 +56,12 @@ def destroy
     end
 
     private
+      def new_loan_params
+        params.require(:loan).permit(:item_id, :member_id)
+      end
 
-    def new_loan_params
-      params.require(:loan).permit(:item_id, :member_id)
-    end
-
-    def update_loan_params
-      params.require(:loan).permit(:ended)
-    end
+      def update_loan_params
+        params.require(:loan).permit(:ended)
+      end
   end
 end
diff --git a/app/controllers/admin/lookups_controller.rb b/app/controllers/admin/lookups_controller.rb
index 93d785ddf..3c26b4fce 100644
--- a/app/controllers/admin/lookups_controller.rb
+++ b/app/controllers/admin/lookups_controller.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Admin
   class LookupsController < BaseController
     include PortalRendering
@@ -11,7 +13,7 @@ def create
         @item = @lookup.item
         render_to_portal "admin/lookups/create"
       else
-        render_to_portal "admin/lookups/form", status: 422, locals: {lookup: @lookup}
+        render_to_portal "admin/lookups/form", status: 422, locals: { lookup: @lookup }
       end
     end
 
diff --git a/app/controllers/admin/manage_features_controller.rb b/app/controllers/admin/manage_features_controller.rb
index dbaa11fbd..917a2c768 100644
--- a/app/controllers/admin/manage_features_controller.rb
+++ b/app/controllers/admin/manage_features_controller.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Admin
   class ManageFeaturesController < BaseController
     def index
@@ -14,17 +16,16 @@ def update
     end
 
     private
+      def check_for_edit
+        checked_value = { "0": false, "1": true }
 
-    def check_for_edit
-      checked_value = {"0": false, "1": true}
-
-      library_feature_params.keys.each do |feature|
-        return true if checked_value[library_feature_params[feature].to_sym] != @current_library[feature]
+        library_feature_params.keys.each do |feature|
+          return true if checked_value[library_feature_params[feature].to_sym] != @current_library[feature]
+        end
       end
-    end
 
-    def library_feature_params
-      params.require(:library).permit(:allow_members, :allow_appointments, :allow_payments, :allow_volunteers)
-    end
+      def library_feature_params
+        params.require(:library).permit(:allow_members, :allow_appointments, :allow_payments, :allow_volunteers)
+      end
   end
 end
diff --git a/app/controllers/admin/manual_imports_controller.rb b/app/controllers/admin/manual_imports_controller.rb
index 47b4238fd..54774a15f 100644
--- a/app/controllers/admin/manual_imports_controller.rb
+++ b/app/controllers/admin/manual_imports_controller.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Admin
   class ManualImportsController < BaseController
     def edit
@@ -17,9 +19,8 @@ def update
     end
 
     private
-
-    def manual_import_params
-      params.require(:manual_import).permit(:url)
-    end
+      def manual_import_params
+        params.require(:manual_import).permit(:url)
+      end
   end
 end
diff --git a/app/controllers/admin/maps_controller.rb b/app/controllers/admin/maps_controller.rb
index bbe5dfe20..4c94ae7bb 100644
--- a/app/controllers/admin/maps_controller.rb
+++ b/app/controllers/admin/maps_controller.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Admin
   class MapsController < BaseController
     def show
diff --git a/app/controllers/admin/members/adjustments_controller.rb b/app/controllers/admin/members/adjustments_controller.rb
index 764c132d4..71d715349 100644
--- a/app/controllers/admin/members/adjustments_controller.rb
+++ b/app/controllers/admin/members/adjustments_controller.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Admin
   module Members
     class AdjustmentsController < BaseController
diff --git a/app/controllers/admin/members/appointments_controller.rb b/app/controllers/admin/members/appointments_controller.rb
index 84a37f3b3..da3050cc3 100644
--- a/app/controllers/admin/members/appointments_controller.rb
+++ b/app/controllers/admin/members/appointments_controller.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Admin
   module Members
     class AppointmentsController < BaseController
@@ -14,7 +16,7 @@ def create
         @appointment = Appointment.new
 
         if update_appointment
-          redirect_to admin_appointment_path(@appointment), flash: {success: "Appointment created"}
+          redirect_to admin_appointment_path(@appointment), flash: { success: "Appointment created" }
         else
           flash[:alert] = @appointment.errors.full_messages
           redirect_to admin_member_appointments_path(@member)
@@ -22,14 +24,13 @@ def create
       end
 
       private
+        def appointment_params
+          params.require(:appointment).permit(:time_range_string)
+        end
 
-      def appointment_params
-        params.require(:appointment).permit(:time_range_string)
-      end
-
-      def update_appointment
-        @appointment.update(member: @member, time_range_string: appointment_params[:time_range_string], staff_updating: true)
-      end
+        def update_appointment
+          @appointment.update(member: @member, time_range_string: appointment_params[:time_range_string], staff_updating: true)
+        end
     end
   end
 end
diff --git a/app/controllers/admin/members/base_controller.rb b/app/controllers/admin/members/base_controller.rb
index 2cfed6ede..c26aef112 100644
--- a/app/controllers/admin/members/base_controller.rb
+++ b/app/controllers/admin/members/base_controller.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Admin
   module Members
     class BaseController < Admin::BaseController
@@ -10,10 +12,9 @@ def are_appointments_enabled?
       end
 
       private
-
-      def load_member
-        @member = Member.find(params[:member_id])
-      end
+        def load_member
+          @member = Member.find(params[:member_id])
+        end
     end
   end
 end
diff --git a/app/controllers/admin/members/hold_loans_controller.rb b/app/controllers/admin/members/hold_loans_controller.rb
index 4cc85d4a1..20f9e295f 100644
--- a/app/controllers/admin/members/hold_loans_controller.rb
+++ b/app/controllers/admin/members/hold_loans_controller.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Admin
   module Members
     class HoldLoansController < BaseController
diff --git a/app/controllers/admin/members/holds_controller.rb b/app/controllers/admin/members/holds_controller.rb
index 7d8117e6c..94e5df066 100644
--- a/app/controllers/admin/members/holds_controller.rb
+++ b/app/controllers/admin/members/holds_controller.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Admin
   module Members
     class HoldsController < BaseController
@@ -46,10 +48,9 @@ def history
       end
 
       private
-
-      def new_hold_params
-        params.require(:hold).permit(:item_id)
-      end
+        def new_hold_params
+          params.require(:hold).permit(:item_id)
+        end
     end
   end
 end
diff --git a/app/controllers/admin/members/loan_summaries_controller.rb b/app/controllers/admin/members/loan_summaries_controller.rb
index 30af2de9a..908239caf 100644
--- a/app/controllers/admin/members/loan_summaries_controller.rb
+++ b/app/controllers/admin/members/loan_summaries_controller.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Admin
   module Members
     class LoanSummariesController < BaseController
diff --git a/app/controllers/admin/members/lookups_controller.rb b/app/controllers/admin/members/lookups_controller.rb
index c2a31cdb2..91e5ca80f 100644
--- a/app/controllers/admin/members/lookups_controller.rb
+++ b/app/controllers/admin/members/lookups_controller.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Admin
   module Members
     class LookupsController < BaseController
@@ -12,7 +14,7 @@ def create
           @item = @lookup.item
           render_to_portal "admin/members/lookups/create"
         else
-          render_to_portal "admin/members/lookups/form", status: 422, locals: {lookup: @lookup}
+          render_to_portal "admin/members/lookups/form", status: 422, locals: { lookup: @lookup }
         end
       end
 
diff --git a/app/controllers/admin/members/memberships_controller.rb b/app/controllers/admin/members/memberships_controller.rb
index 03ddef6ad..18749bed2 100644
--- a/app/controllers/admin/members/memberships_controller.rb
+++ b/app/controllers/admin/members/memberships_controller.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Admin
   module Members
     class MembershipsController < BaseController
@@ -32,10 +34,9 @@ def update
       end
 
       private
-
-      def membership_form_params
-        params.require(:membership_form).permit(:amount_dollars, :payment_source, :with_payment, :start_membership)
-      end
+        def membership_form_params
+          params.require(:membership_form).permit(:amount_dollars, :payment_source, :with_payment, :start_membership)
+        end
     end
   end
 end
diff --git a/app/controllers/admin/members/notifications_controller.rb b/app/controllers/admin/members/notifications_controller.rb
index 765d3e51f..7d9f3e54a 100644
--- a/app/controllers/admin/members/notifications_controller.rb
+++ b/app/controllers/admin/members/notifications_controller.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Admin
   module Members
     class NotificationsController < BaseController
diff --git a/app/controllers/admin/members/payments_controller.rb b/app/controllers/admin/members/payments_controller.rb
index 9589b7699..973190b44 100644
--- a/app/controllers/admin/members/payments_controller.rb
+++ b/app/controllers/admin/members/payments_controller.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Admin
   module Members
     class PaymentsController < BaseController
@@ -19,14 +21,13 @@ def create
       end
 
       private
+        def default_payment_value
+          Money.new([-@member.account_balance, 0].max)
+        end
 
-      def default_payment_value
-        Money.new([-@member.account_balance, 0].max)
-      end
-
-      def payment_params
-        params.require(:admin_payment).permit(:amount_dollars, :payment_source)
-      end
+        def payment_params
+          params.require(:admin_payment).permit(:amount_dollars, :payment_source)
+        end
     end
   end
 end
diff --git a/app/controllers/admin/members/verifications_controller.rb b/app/controllers/admin/members/verifications_controller.rb
index 274c267d7..6beb4b862 100644
--- a/app/controllers/admin/members/verifications_controller.rb
+++ b/app/controllers/admin/members/verifications_controller.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Admin
   module Members
     class VerificationsController < BaseController
@@ -26,17 +28,16 @@ def update
       end
 
       private
-
-      def load_member
-        super
-        if @member.status_verified?
-          redirect_to admin_members_path, warning: "Member is already verified."
+        def load_member
+          super
+          if @member.status_verified?
+            redirect_to admin_members_path, warning: "Member is already verified."
+          end
         end
-      end
 
-      def verification_params
-        params.require(:admin_verification).permit(:id_kind, :other_id_kind, :address_verified)
-      end
+        def verification_params
+          params.require(:admin_verification).permit(:id_kind, :other_id_kind, :address_verified)
+        end
     end
   end
 end
diff --git a/app/controllers/admin/members_controller.rb b/app/controllers/admin/members_controller.rb
index 0c4081d99..1626539ec 100644
--- a/app/controllers/admin/members_controller.rb
+++ b/app/controllers/admin/members_controller.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Admin
   class MembersController < BaseController
     include Pagy::Backend
@@ -58,17 +60,16 @@ def destroy
     end
 
     private
+      def set_member
+        @member = Member.find(params[:id])
+      end
 
-    def set_member
-      @member = Member.find(params[:id])
-    end
-
-    def member_params
-      params.require(:member).permit(
-        :full_name, :pronunciation, :preferred_name, :email, :phone_number, :postal_code,
-        :desires, :reminders_via_email, :reminders_via_text, :receive_newsletter, :volunteer_interest, :bio,
-        :status, :address1, :address2, pronouns: []
-      )
-    end
+      def member_params
+        params.require(:member).permit(
+          :full_name, :pronunciation, :preferred_name, :email, :phone_number, :postal_code,
+          :desires, :reminders_via_email, :reminders_via_text, :receive_newsletter, :volunteer_interest, :bio,
+          :status, :address1, :address2, pronouns: []
+        )
+      end
   end
 end
diff --git a/app/controllers/admin/notes_controller.rb b/app/controllers/admin/notes_controller.rb
index 33334c468..9b4a3acf5 100644
--- a/app/controllers/admin/notes_controller.rb
+++ b/app/controllers/admin/notes_controller.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Admin
   class NotesController < BaseController
     include ActionView::RecordIdentifier
@@ -11,7 +13,7 @@ def create
       if @note.save
         redirect_to [:admin, @parent, anchor: dom_id(@note)]
       else
-        render_to_portal "form", locals: {parent: @parent, note: @note}, status: 422
+        render_to_portal "form", locals: { parent: @parent, note: @note }, status: 422
       end
     end
 
@@ -21,7 +23,7 @@ def update
       if @note.update(note_params)
         redirect_to [:admin, @parent, anchor: dom_id(@note)]
       else
-        render_to_portal "form", locals: {parent: @parent, note: @note}, status: 422
+        render_to_portal "form", locals: { parent: @parent, note: @note }, status: 422
       end
     end
 
@@ -33,35 +35,34 @@ def edit
       @note = @parent.notes.find(params[:id])
 
       if @parent.is_a?(Member)
-        render "_form", locals: {parent: @parent, note: @note}
+        render "_form", locals: { parent: @parent, note: @note }
       else
-        render_to_portal "form", locals: {parent: @parent, note: @note}
+        render_to_portal "form", locals: { parent: @parent, note: @note }
       end
     end
 
     def show
       @note = @parent.notes.find(params[:id])
-      render_to_portal "show", locals: {parent: @parent, note: @note}
+      render_to_portal "show", locals: { parent: @parent, note: @note }
     end
 
     def destroy
       @parent.notes.find(params[:id]).destroy!
-      redirect_to [:admin, @parent], flash: {success: "Note has been deleted."}
+      redirect_to [:admin, @parent], flash: { success: "Note has been deleted." }
     end
 
     private
+      def note_params
+        params.require(:note).permit(:body)
+      end
 
-    def note_params
-      params.require(:note).permit(:body)
-    end
-
-    def load_parent
-      if params[:item_id]
-        @parent = Item.find(params[:item_id])
-      elsif params[:member_id]
-        @parent = Member.find(params[:member_id])
+      def load_parent
+        if params[:item_id]
+          @parent = Item.find(params[:item_id])
+        elsif params[:member_id]
+          @parent = Member.find(params[:member_id])
+        end
+        raise ActiveRecord::RecordNotFound unless @parent
       end
-      raise ActiveRecord::RecordNotFound unless @parent
-    end
   end
 end
diff --git a/app/controllers/admin/renewal_requests_controller.rb b/app/controllers/admin/renewal_requests_controller.rb
index 970516ade..f86e0fe04 100644
--- a/app/controllers/admin/renewal_requests_controller.rb
+++ b/app/controllers/admin/renewal_requests_controller.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Admin
   class RenewalRequestsController < BaseController
     include Pagy::Backend
@@ -6,7 +8,7 @@ class RenewalRequestsController < BaseController
     def index
       renewal_requests_scope = RenewalRequest.send(index_filter)
         .order(created_at: :desc)
-        .includes(loan: [{item: :borrow_policy}, :member, :renewals])
+        .includes(loan: [{ item: :borrow_policy }, :member, :renewals])
       @pagy, @renewal_requests = pagy(renewal_requests_scope, items: 50)
     end
 
@@ -23,24 +25,23 @@ def update
       flash_message = if @renewal_request.update(renewal_request_params)
         renew_loan(@renewal_request.loan) if @renewal_request.approved?
         MemberMailer.with(renewal_request: @renewal_request).renewal_request_updated.deliver_later
-        {success: "Renewal request updated."}
+        { success: "Renewal request updated." }
       else
-        {error: "Something went wrong!"}
+        { error: "Something went wrong!" }
       end
 
       redirect_to admin_renewal_requests_url, flash: flash_message
     end
 
     private
+      def index_filter
+        allowed = %w[all requested rejected]
+        return params[:filter] if allowed.include? params[:filter]
+        "all"
+      end
 
-    def index_filter
-      allowed = %w[all requested rejected]
-      return params[:filter] if allowed.include? params[:filter]
-      "all"
-    end
-
-    def renewal_request_params
-      params.require(:renewal_request).permit(:status)
-    end
+      def renewal_request_params
+        params.require(:renewal_request).permit(:status)
+      end
   end
 end
diff --git a/app/controllers/admin/renewals_controller.rb b/app/controllers/admin/renewals_controller.rb
index f5d502e14..b281ce454 100644
--- a/app/controllers/admin/renewals_controller.rb
+++ b/app/controllers/admin/renewals_controller.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Admin
   class RenewalsController < BaseController
     include ActionView::RecordIdentifier
diff --git a/app/controllers/admin/reports/items_in_maintenance_controller.rb b/app/controllers/admin/reports/items_in_maintenance_controller.rb
index 727c8d37e..6b9ef7a65 100644
--- a/app/controllers/admin/reports/items_in_maintenance_controller.rb
+++ b/app/controllers/admin/reports/items_in_maintenance_controller.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Admin
   module Reports
     class ItemsInMaintenanceController < BaseController
diff --git a/app/controllers/admin/reports/items_without_image_controller.rb b/app/controllers/admin/reports/items_without_image_controller.rb
index 494985d5f..0ed5a809d 100644
--- a/app/controllers/admin/reports/items_without_image_controller.rb
+++ b/app/controllers/admin/reports/items_without_image_controller.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Admin
   module Reports
     class ItemsWithoutImageController < BaseController
diff --git a/app/controllers/admin/reports/member_requests_controller.rb b/app/controllers/admin/reports/member_requests_controller.rb
index 5f600a79b..b76c6c082 100644
--- a/app/controllers/admin/reports/member_requests_controller.rb
+++ b/app/controllers/admin/reports/member_requests_controller.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Admin
   module Reports
     class MemberRequestsController < BaseController
diff --git a/app/controllers/admin/reports/memberships_controller.rb b/app/controllers/admin/reports/memberships_controller.rb
index 111fd91cc..9fc44e678 100644
--- a/app/controllers/admin/reports/memberships_controller.rb
+++ b/app/controllers/admin/reports/memberships_controller.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "csv"
 
 module Admin
@@ -44,7 +46,7 @@ def index
             }
 
             filename = Time.current.strftime("memberships_%-m/%-d/%Y.csv")
-            send_data text, filename: filename
+            send_data text, filename:
           end
         end
       end
diff --git a/app/controllers/admin/reports/money_controller.rb b/app/controllers/admin/reports/money_controller.rb
index 289fba1e8..95abc4f56 100644
--- a/app/controllers/admin/reports/money_controller.rb
+++ b/app/controllers/admin/reports/money_controller.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Admin
   module Reports
     class MoneyController < BaseController
diff --git a/app/controllers/admin/reports/monthly_activities_controller.rb b/app/controllers/admin/reports/monthly_activities_controller.rb
index 995a96260..0b3416c47 100644
--- a/app/controllers/admin/reports/monthly_activities_controller.rb
+++ b/app/controllers/admin/reports/monthly_activities_controller.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Admin
   module Reports
     class MonthlyActivitiesController < BaseController
diff --git a/app/controllers/admin/reports/notifications_controller.rb b/app/controllers/admin/reports/notifications_controller.rb
index 92bdefab3..5cf104e3c 100644
--- a/app/controllers/admin/reports/notifications_controller.rb
+++ b/app/controllers/admin/reports/notifications_controller.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Admin
   module Reports
     class NotificationsController < BaseController
diff --git a/app/controllers/admin/reports/potential_volunteers_controller.rb b/app/controllers/admin/reports/potential_volunteers_controller.rb
index 5d28bbde9..3202a7a0d 100644
--- a/app/controllers/admin/reports/potential_volunteers_controller.rb
+++ b/app/controllers/admin/reports/potential_volunteers_controller.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "csv"
 
 module Admin
@@ -20,7 +22,7 @@ def index
             }
 
             filename = Time.current.strftime("potential_volunteers_%-m/%-d/%Y.csv")
-            send_data text, filename: filename
+            send_data text, filename:
           end
         end
       end
diff --git a/app/controllers/admin/reports/shifts_controller.rb b/app/controllers/admin/reports/shifts_controller.rb
index dda3d48cf..ec7c45368 100644
--- a/app/controllers/admin/reports/shifts_controller.rb
+++ b/app/controllers/admin/reports/shifts_controller.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Admin
   module Reports
     class ShiftsController < BaseController
diff --git a/app/controllers/admin/reports/zipcodes_controller.rb b/app/controllers/admin/reports/zipcodes_controller.rb
index 4c9b879d8..2ec3c76e0 100644
--- a/app/controllers/admin/reports/zipcodes_controller.rb
+++ b/app/controllers/admin/reports/zipcodes_controller.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "csv"
 
 module Admin
@@ -18,7 +20,7 @@ def index
             }
 
             filename = Time.current.strftime("zipcodes_%-m/%-d/%Y.csv")
-            send_data text, filename: filename
+            send_data text, filename:
           end
         end
       end
diff --git a/app/controllers/admin/searches_controller.rb b/app/controllers/admin/searches_controller.rb
index f8eab44da..455e64b2b 100644
--- a/app/controllers/admin/searches_controller.rb
+++ b/app/controllers/admin/searches_controller.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Admin
   class SearchesController < BaseController
     def create
@@ -9,7 +11,7 @@ def create
       # member = Member.matching(query).first
       # redirect_to(admin_member_path(member)) && return if member
 
-      redirect_to admin_search_path(query: query)
+      redirect_to admin_search_path(query:)
     end
 
     def show
diff --git a/app/controllers/admin/settings/closing_controller.rb b/app/controllers/admin/settings/closing_controller.rb
index 487a70958..5a5ebe88c 100644
--- a/app/controllers/admin/settings/closing_controller.rb
+++ b/app/controllers/admin/settings/closing_controller.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class Admin::Settings::ClosingController < Admin::BaseController
   before_action :require_admin
 
@@ -21,8 +23,7 @@ def extend_holds
   end
 
   private
-
-  def form_params
-    params.require(:extend_holds_form).permit(:date)
-  end
+    def form_params
+      params.require(:extend_holds_form).permit(:date)
+    end
 end
diff --git a/app/controllers/admin/settings/email_settings_controller.rb b/app/controllers/admin/settings/email_settings_controller.rb
index 2a5245117..a9e04f434 100644
--- a/app/controllers/admin/settings/email_settings_controller.rb
+++ b/app/controllers/admin/settings/email_settings_controller.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Admin
   module Settings
     class EmailSettingsController < BaseController
@@ -20,10 +22,9 @@ def preview
       end
 
       private
-
-      def email_settings_params
-        params.require(:library).permit(:email_banner1, :email_banner2)
-      end
+        def email_settings_params
+          params.require(:library).permit(:email_banner1, :email_banner2)
+        end
     end
   end
 end
diff --git a/app/controllers/admin/settings/exports_controller.rb b/app/controllers/admin/settings/exports_controller.rb
index 3bf33b7b2..c506bd10d 100644
--- a/app/controllers/admin/settings/exports_controller.rb
+++ b/app/controllers/admin/settings/exports_controller.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class Admin::Settings::ExportsController < Admin::BaseController
   include ActionController::Live
 
@@ -19,16 +21,15 @@ def members
   end
 
   private
-
-  def export(filename, exporter)
-    send_file_headers!(
-      type: "text/csv",
-      disposition: "attachment",
-      filename: filename
-    )
-    response.headers["Last-Modified"] = Time.now.httpdate
-    exporter.export(response.stream)
-  ensure
-    response.stream.close
-  end
+    def export(filename, exporter)
+      send_file_headers!(
+        type: "text/csv",
+        disposition: "attachment",
+        filename:
+      )
+      response.headers["Last-Modified"] = Time.now.httpdate
+      exporter.export(response.stream)
+    ensure
+      response.stream.close
+    end
 end
diff --git a/app/controllers/admin/settings/library_updates_controller.rb b/app/controllers/admin/settings/library_updates_controller.rb
index 0b8bd3a83..240dc54c1 100644
--- a/app/controllers/admin/settings/library_updates_controller.rb
+++ b/app/controllers/admin/settings/library_updates_controller.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class Admin::Settings::LibraryUpdatesController < Admin::BaseController
   before_action :require_admin
   include ActionView::RecordIdentifier
@@ -39,12 +41,11 @@ def destroy
   end
 
   private
+    def set_library_update
+      @library_update = LibraryUpdate.find(params[:id])
+    end
 
-  def set_library_update
-    @library_update = LibraryUpdate.find(params[:id])
-  end
-
-  def library_update_params
-    params.require(:library_update).permit(:title, :body, :published)
-  end
+    def library_update_params
+      params.require(:library_update).permit(:title, :body, :published)
+    end
 end
diff --git a/app/controllers/admin/ui_controller.rb b/app/controllers/admin/ui_controller.rb
index c31dd1f75..ce26b3c8c 100644
--- a/app/controllers/admin/ui_controller.rb
+++ b/app/controllers/admin/ui_controller.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Admin
   class UIController < BaseController
     def names
diff --git a/app/controllers/admin/users_controller.rb b/app/controllers/admin/users_controller.rb
index d7fc1bdc8..bd54939c3 100644
--- a/app/controllers/admin/users_controller.rb
+++ b/app/controllers/admin/users_controller.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Admin
   class UsersController < BaseController
     before_action :set_user, only: [:show, :edit, :update, :destroy]
@@ -19,7 +21,7 @@ def edit
 
     def create
       password = Devise.friendly_token.first(16)
-      @user = User.new(user_params.merge(password: password))
+      @user = User.new(user_params.merge(password:))
 
       if @user.save
         redirect_to admin_users_url, success: "User was successfully created."
@@ -42,15 +44,14 @@ def destroy
     end
 
     private
+      def set_user
+        @user = User.find(params[:id])
+      end
 
-    def set_user
-      @user = User.find(params[:id])
-    end
-
-    def user_params
-      parameters = params.require(:user).permit(:email, :role)
-      parameters.delete("role") unless current_user.has_role?(params.dig("user", "role"))
-      parameters
-    end
+      def user_params
+        parameters = params.require(:user).permit(:email, :role)
+        parameters.delete("role") unless current_user.has_role?(params.dig("user", "role"))
+        parameters
+      end
   end
 end
diff --git a/app/controllers/application_controller.rb b/app/controllers/application_controller.rb
index 4ee6f4167..4098fc453 100644
--- a/app/controllers/application_controller.rb
+++ b/app/controllers/application_controller.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "active_support/testing/time_helpers"
 
 class ApplicationController < ActionController::Base
@@ -23,62 +25,58 @@ def are_appointments_enabled?
   end
 
   private
-
-  def override_time_in_development(&block)
-    if session[:time_override]
-      travel_to session[:time_override] do
+    def override_time_in_development(&block)
+      if session[:time_override]
+        travel_to session[:time_override], &block
+      else
         yield
       end
-    else
-      yield
     end
-  end
 
-  def current_member
-    current_user.member
-  end
+    def current_member
+      current_user.member
+    end
 
-  def current_library
-    @current_library ||= Library.find_by(hostname: request.host.downcase) || Library.first
-  end
+    def current_library
+      @current_library ||= Library.find_by(hostname: request.host.downcase) || Library.first
+    end
 
   private
-
-  def set_tenant
-    if current_library
-      set_current_tenant current_library
-    else
-      Rails.logger.debug "No Library found for the provided hostname"
-      render_not_found
+    def set_tenant
+      if current_library
+        set_current_tenant current_library
+      else
+        Rails.logger.debug "No Library found for the provided hostname"
+        render_not_found
+      end
     end
-  end
 
-  def set_time_zone(&block)
-    Time.use_zone "America/Chicago" do
-      Chronic.time_class = Time.zone
-      block.call
+    def set_time_zone(&block)
+      Time.use_zone "America/Chicago" do
+        Chronic.time_class = Time.zone
+        block.call
+      end
     end
-  end
 
-  def set_raven_context
-    if user_signed_in?
-      Raven.user_context(id: current_user.id, member_id: current_member.try(:id))
+    def set_raven_context
+      if user_signed_in?
+        Raven.user_context(id: current_user.id, member_id: current_member.try(:id))
+      end
     end
-  end
 
-  def render_not_found
-    render "errors/show", status: :not_found
-  end
+    def render_not_found
+      render "errors/show", status: :not_found
+    end
 
-  def after_sign_in_path_for(user)
-    return super_admin_libraries_path if user.super_admin?
+    def after_sign_in_path_for(user)
+      return super_admin_libraries_path if user.super_admin?
 
-    referer = stored_location_for(user)
-    default_path = user.admin? || user.staff? ? admin_dashboard_path : account_home_path
-    if referer.eql? root_path
-      default_path
-    else
-      referer || default_path
+      referer = stored_location_for(user)
+      default_path = user.admin? || user.staff? ? admin_dashboard_path : account_home_path
+      if referer.eql? root_path
+        default_path
+      else
+        referer || default_path
+      end
     end
-  end
 end
diff --git a/app/controllers/concerns/appointment_slots.rb b/app/controllers/concerns/appointment_slots.rb
index 68d30807d..dd8a61683 100644
--- a/app/controllers/concerns/appointment_slots.rb
+++ b/app/controllers/concerns/appointment_slots.rb
@@ -1,11 +1,12 @@
+# frozen_string_literal: true
+
 module AppointmentSlots
   private
-
-  def load_appointment_slots
-    events = Event.appointment_slots
-    @appointment_slots = events.group_by { |event| event.start.to_date }.map { |date, events|
-      times = events.map { |event| [helpers.format_appointment_times(event.start, event.finish), event.start..event.finish] }
-      [date.strftime("%A, %B %-d, %Y"), times]
-    }
-  end
+    def load_appointment_slots
+      events = Event.appointment_slots
+      @appointment_slots = events.group_by { |event| event.start.to_date }.map { |date, events|
+        times = events.map { |event| [helpers.format_appointment_times(event.start, event.finish), event.start..event.finish] }
+        [date.strftime("%A, %B %-d, %Y"), times]
+      }
+    end
 end
diff --git a/app/controllers/concerns/calendaring.rb b/app/controllers/concerns/calendaring.rb
index 9fb96b115..fcca4c0c7 100644
--- a/app/controllers/concerns/calendaring.rb
+++ b/app/controllers/concerns/calendaring.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Calendaring
   extend ActiveSupport::Concern
 
diff --git a/app/controllers/concerns/lending.rb b/app/controllers/concerns/lending.rb
index 6f8289766..263cec048 100644
--- a/app/controllers/concerns/lending.rb
+++ b/app/controllers/concerns/lending.rb
@@ -1,111 +1,112 @@
+# frozen_string_literal: true
+
 module Lending
   private
-
-  def create_loan(item, member, now: Time.current)
-    loan = Loan.lend(item, to: member, now: now)
-    loan.transaction do
-      if loan.save
-        if item.borrow_policy.consumable? && return_loan(loan, now: now)
-          item.decrement_quantity
+    def create_loan(item, member, now: Time.current)
+      loan = Loan.lend(item, to: member, now:)
+      loan.transaction do
+        if loan.save
+          if item.borrow_policy.consumable? && return_loan(loan, now:)
+            item.decrement_quantity
+          end
+          loan
+        else
+          false
         end
-        loan
-      else
-        false
       end
     end
-  end
 
-  def create_loan_from_hold(hold, now: Time.current)
-    hold.transaction do
-      create_loan(hold.item, hold.member, now: now).tap do |loan|
-        hold.update!(loan: loan, ended_at: now)
+    def create_loan_from_hold(hold, now: Time.current)
+      hold.transaction do
+        create_loan(hold.item, hold.member, now:).tap do |loan|
+          hold.update!(loan:, ended_at: now)
+        end
       end
     end
-  end
 
-  def return_loan(loan, now: Time.current)
-    success = false
-    policy = loan.item.borrow_policy
+    def return_loan(loan, now: Time.current)
+      success = false
+      policy = loan.item.borrow_policy
 
-    loan.transaction do
-      next unless loan.update(ended_at: now)
+      loan.transaction do
+        next unless loan.update(ended_at: now)
 
-      amount = FineCalculator.new.amount(fine: policy.fine, period: policy.fine_period, due_at: loan.due_at, returned_at: loan.ended_at)
-      if amount > 0
-        Adjustment.create!(member_id: loan.member_id, adjustable: loan, amount: amount * -1, kind: "fine")
-      end
+        amount = FineCalculator.new.amount(fine: policy.fine, period: policy.fine_period, due_at: loan.due_at, returned_at: loan.ended_at)
+        if amount > 0
+          Adjustment.create!(member_id: loan.member_id, adjustable: loan, amount: amount * -1, kind: "fine")
+        end
 
-      # reject any renewal requests to avoid confusion
-      loan.renewal_requests.requested.each do |renewal_request|
-        renewal_request.update!(status: "rejected")
+        # reject any renewal requests to avoid confusion
+        loan.renewal_requests.requested.each do |renewal_request|
+          renewal_request.update!(status: "rejected")
+        end
+
+        success = true
       end
 
-      success = true
+      success ? loan : false
     end
 
-    success ? loan : false
-  end
-
-  def undo_loan(loan)
-    return false if loan.renewal?
-    loan.transaction do
-      loan.destroy
-      if loan.item.borrow_policy.consumable?
-        loan.item.increment_quantity
+    def undo_loan(loan)
+      return false if loan.renewal?
+      loan.transaction do
+        loan.destroy
+        if loan.item.borrow_policy.consumable?
+          loan.item.increment_quantity
+        end
       end
     end
-  end
-
-  def restore_loan(loan)
-    loan.update(ended_at: nil)
-  end
-
-  def renew_loan(loan, now: Time.current)
-    success = false
-    period_start_date = [loan.due_at, now.end_of_day].max
-    new_loan = Loan.new(
-      member_id: loan.member_id,
-      item_id: loan.item_id,
-      initial_loan_id: loan.initial_loan_id || loan.id,
-      renewal_count: loan.renewal_count + 1,
-      due_at: Loan.next_open_day(period_start_date + loan.item.borrow_policy.duration.days),
-      uniquely_numbered: loan.uniquely_numbered,
-      created_at: now
-    )
-
-    loan.transaction do
-      next unless return_loan(loan, now: now)
-      new_loan.save!
-
-      # update any appointments connected with the old loan
-      AppointmentLoan.where(loan_id: loan).update_all(loan_id: new_loan.id)
-
-      success = true
+
+    def restore_loan(loan)
+      loan.update(ended_at: nil)
     end
 
-    success ? new_loan : false
-  end
+    def renew_loan(loan, now: Time.current)
+      success = false
+      period_start_date = [loan.due_at, now.end_of_day].max
+      new_loan = Loan.new(
+        member_id: loan.member_id,
+        item_id: loan.item_id,
+        initial_loan_id: loan.initial_loan_id || loan.id,
+        renewal_count: loan.renewal_count + 1,
+        due_at: Loan.next_open_day(period_start_date + loan.item.borrow_policy.duration.days),
+        uniquely_numbered: loan.uniquely_numbered,
+        created_at: now
+      )
+
+      loan.transaction do
+        next unless return_loan(loan, now:)
+        new_loan.save!
+
+        # update any appointments connected with the old loan
+        AppointmentLoan.where(loan_id: loan).update_all(loan_id: new_loan.id)
+
+        success = true
+      end
 
-  def undo_loan_renewal(loan)
-    success = false
-    target = nil
+      success ? new_loan : false
+    end
 
-    loan.transaction do
-      next unless loan.destroy
+    def undo_loan_renewal(loan)
+      success = false
+      target = nil
 
-      target = if loan.renewal_count > 1
-        loan.initial_loan.renewals.order(created_at: :desc).where.not(id: loan.id).first
-      else
-        loan.initial_loan
-      end
-      target.update!(ended_at: nil)
+      loan.transaction do
+        next unless loan.destroy
 
-      # update any appointments connected with the reverted loan
-      AppointmentLoan.where(loan_id: loan).update_all(loan_id: target.id)
+        target = if loan.renewal_count > 1
+          loan.initial_loan.renewals.order(created_at: :desc).where.not(id: loan.id).first
+        else
+          loan.initial_loan
+        end
+        target.update!(ended_at: nil)
 
-      success = true
-    end
+        # update any appointments connected with the reverted loan
+        AppointmentLoan.where(loan_id: loan).update_all(loan_id: target.id)
+
+        success = true
+      end
 
-    success ? target : false
-  end
+      success ? target : false
+    end
 end
diff --git a/app/controllers/concerns/member_ordering.rb b/app/controllers/concerns/member_ordering.rb
index 64b0e778f..218caf5e1 100644
--- a/app/controllers/concerns/member_ordering.rb
+++ b/app/controllers/concerns/member_ordering.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module MemberOrdering
   def index_order
     options = {
diff --git a/app/controllers/concerns/page_attributes.rb b/app/controllers/concerns/page_attributes.rb
index caf9983f8..d4bdc605f 100644
--- a/app/controllers/concerns/page_attributes.rb
+++ b/app/controllers/concerns/page_attributes.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 # PageAttributes provides a consise API for declaring bits of page metadata
 # within controller methods, stored as a Hash on the controller instance.
 #
@@ -9,19 +11,18 @@ def self.included(base)
   end
 
   private
+    def set_page_attr(key, value)
+      @page_attributes ||= {}
+      @page_attributes[key] = value
+      value
+    end
 
-  def set_page_attr(key, value)
-    @page_attributes ||= {}
-    @page_attributes[key] = value
-    value
-  end
+    def page_attr(key)
+      @page_attributes ||= {}
+      @page_attributes[key]
+    end
 
-  def page_attr(key)
-    @page_attributes ||= {}
-    @page_attributes[key]
-  end
-
-  def page_attr?(key)
-    @page_attributes&.has_key?(key)
-  end
+    def page_attr?(key)
+      @page_attributes&.has_key?(key)
+    end
 end
diff --git a/app/controllers/concerns/portal_rendering.rb b/app/controllers/concerns/portal_rendering.rb
index b443725a7..75d7f1744 100644
--- a/app/controllers/concerns/portal_rendering.rb
+++ b/app/controllers/concerns/portal_rendering.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module PortalRendering
   def render_to_portal(partial, options = {})
     table_row = options.delete(:table_row)
diff --git a/app/controllers/dev_controller.rb b/app/controllers/dev_controller.rb
index ac9249307..25c5b3183 100644
--- a/app/controllers/dev_controller.rb
+++ b/app/controllers/dev_controller.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class DevController < ApplicationController
   def set_time
     new_time = Time.zone.parse params[:new_time]
diff --git a/app/controllers/documents_controller.rb b/app/controllers/documents_controller.rb
index d91c705d0..a2e8b97ee 100644
--- a/app/controllers/documents_controller.rb
+++ b/app/controllers/documents_controller.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class DocumentsController < ApplicationController
   def show
     @document = Document.find_by!(code: params[:id])
diff --git a/app/controllers/errors_controller.rb b/app/controllers/errors_controller.rb
index 5d7158062..1efc37634 100644
--- a/app/controllers/errors_controller.rb
+++ b/app/controllers/errors_controller.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class ErrorsController < ApplicationController
   def show
     @status_code = params[:code]&.to_i || 500
@@ -8,34 +10,33 @@ def show
   end
 
   private
-
-  def error_content
-    case @status_code
-    when 404
-      {
-        title: "Page not found",
-        message: "The page you were looking for could not be found."
-      }
-    when 422
-      {
-        title: "Unprocessable entity",
-        message: "The page you were looking for could not be processed."
-      }
-    when 500
-      {
-        title: "Internal server error",
-        message: "Something went wrong."
-      }
-    when 503
-      {
-        title: "Service unavailable",
-        message: "The service you were looking for is unavailable."
-      }
-    else
-      {
-        title: "Error",
-        message: "Something went wrong."
-      }
+    def error_content
+      case @status_code
+      when 404
+        {
+          title: "Page not found",
+          message: "The page you were looking for could not be found."
+        }
+      when 422
+        {
+          title: "Unprocessable entity",
+          message: "The page you were looking for could not be processed."
+        }
+      when 500
+        {
+          title: "Internal server error",
+          message: "Something went wrong."
+        }
+      when 503
+        {
+          title: "Service unavailable",
+          message: "The service you were looking for is unavailable."
+        }
+      else
+        {
+          title: "Error",
+          message: "Something went wrong."
+        }
+      end
     end
-  end
 end
diff --git a/app/controllers/home_controller.rb b/app/controllers/home_controller.rb
index 49955061f..2e4941018 100644
--- a/app/controllers/home_controller.rb
+++ b/app/controllers/home_controller.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class HomeController < ApplicationController
   before_action :index do
     redirect_to account_home_url if user_signed_in?
diff --git a/app/controllers/homepage_controller.rb b/app/controllers/homepage_controller.rb
index c3ea72ec4..8b74b2dae 100644
--- a/app/controllers/homepage_controller.rb
+++ b/app/controllers/homepage_controller.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class HomepageController < ApplicationController
   layout "homepage"
 
@@ -12,8 +14,7 @@ def create
   end
 
   private
-
-  def homepage_params
-    params.permit(homepage: %i[name email city state country description inventory])
-  end
+    def homepage_params
+      params.permit(homepage: %i[name email city state country description inventory])
+    end
 end
diff --git a/app/controllers/items_controller.rb b/app/controllers/items_controller.rb
index 76bc60551..40c46569c 100644
--- a/app/controllers/items_controller.rb
+++ b/app/controllers/items_controller.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class ItemsController < ApplicationController
   include Pagy::Backend
 
@@ -30,70 +32,69 @@ def show
   end
 
   private
+    def filter_params
+      @filter_params ||= params.permit(:sort, :category, :query).to_h.each_with_object({}) do |(k, v), filtered|
+        value = v&.to_s&.strip&.presence
 
-  def filter_params
-    @filter_params ||= params.permit(:sort, :category, :query).to_h.each_with_object({}) do |(k, v), filtered|
-      value = v&.to_s&.strip&.presence
-
-      next unless value
+        next unless value
 
-      filtered[k.to_sym] = value
+        filtered[k.to_sym] = value
+      end
     end
-  end
 
-  def set_index_page_title
-    return unless @query || @category
+    def set_index_page_title
+      return unless @query || @category
 
-    if @query
-      title = "Search results for #{@query}"
-      title << "in #{@category.name}" if @category
-    else
-      title = @category.name
+      if @query
+        title = "Search results for #{@query}"
+        title << "in #{@category.name}" if @category
+      else
+        title = @category.name
+      end
+
+      set_page_attr(:title, title)
     end
 
-    set_page_attr(:title, title)
-  end
+    def filter_by_category(item_scope)
+      @category = CategoryNode.find_by(id: params[:category])
 
-  def filter_by_category(item_scope)
-    @category = CategoryNode.find_by(id: params[:category])
+      return filter_failed(:category, "Category not found") unless @category
 
-    return filter_failed(:category, "Category not found") unless @category
+      item_scope.for_category(@category)
+    end
 
-    item_scope.for_category(@category)
-  end
+    def filter_by_query(item_scope)
+      @query = filter_params[:query].to_s.strip.presence
 
-  def filter_by_query(item_scope)
-    @query = filter_params[:query].to_s.strip.presence
+      return item_scope unless @query
 
-    return item_scope unless @query
+      if @query.size < 3
+        flash.now[:warning] = "You must provide at least three numbers or letters to search by."
+        filter_params.delete(:query)
+        return item_scope
+      end
 
-    if @query.size < 3
-      flash.now[:warning] = "You must provide at least three numbers or letters to search by."
-      filter_params.delete(:query)
-      return item_scope
+      scope = item_scope.search_by_anything(@query)
+      scope.select("#{scope.pg_search_rank_table_alias}.rank", "items.*")
     end
 
-    scope = item_scope.search_by_anything(@query)
-    scope.select("#{scope.pg_search_rank_table_alias}.rank", "items.*")
-  end
+    def filter_failed(failed_param, error_message)
+      filter_params = %i[sort category query].each_with_object({}) do |filter_param, accepted_params|
+        next if filter_param == failed_param
+        next if params[:filter_param].blank?
 
-  def filter_failed(failed_param, error_message)
-    filter_params = %i[sort category query].each_with_object({}) do |filter_param, accepted_params|
-      next if filter_param == failed_param
-      next if params[:filter_param].blank?
+        accepted_params[filter_param] = params[filter_param]
+      end
 
-      accepted_params[filter_param] = params[filter_param]
+      redirect_to(items_path(filter_params), error: error_message)
     end
 
-    redirect_to(items_path(filter_params), error: error_message)
-  end
-
-  def index_order
-    options = {
-      "name" => "items.name ASC",
-      "number" => "items.number ASC",
-      "added" => "items.created_at DESC"
-    }
-    options.fetch(params[:sort]) { options["added"] }
-  end
+    def index_order
+      options = {
+        "name" => "items.name ASC",
+        "number" => "items.number ASC",
+        "added" => "items.created_at DESC"
+      }
+      options.fetch(params[:sort]) { options["added"] }
+    end
 end
diff --git a/app/controllers/renewal/acceptances_controller.rb b/app/controllers/renewal/acceptances_controller.rb
index c49008e54..26ae9c440 100644
--- a/app/controllers/renewal/acceptances_controller.rb
+++ b/app/controllers/renewal/acceptances_controller.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Renewal
   class AcceptancesController < BaseController
     before_action :load_member
@@ -19,9 +21,8 @@ def destroy
     end
 
     private
-
-    def acceptance_params
-      params.require(:agreement_acceptance).permit(:terms)
-    end
+      def acceptance_params
+        params.require(:agreement_acceptance).permit(:terms)
+      end
   end
 end
diff --git a/app/controllers/renewal/base_controller.rb b/app/controllers/renewal/base_controller.rb
index 6bcc2245c..24d337d8a 100644
--- a/app/controllers/renewal/base_controller.rb
+++ b/app/controllers/renewal/base_controller.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Renewal
   class BaseController < ApplicationController
     before_action :authenticate_user!
@@ -8,43 +10,42 @@ class BaseController < ApplicationController
     layout "steps"
 
     private
-
-    def load_steps
-      agreement = Document.agreement
-      @steps = if @current_library.allow_payments?
-        [
-          Step.new(:rules, name: "Rules"),
-          Step.new(:profile, name: "Profile"),
-          Step.new(:agreement, name: agreement.name),
-          Step.new(:payment, name: "Payment"),
-          Step.new(:complete, name: "Complete")
-        ]
-      else
-        [
-          Step.new(:rules, name: "Rules"),
-          Step.new(:profile, name: "Profile"),
-          Step.new(:agreement, name: agreement.name),
-          Step.new(:complete, name: "Complete")
-        ]
+      def load_steps
+        agreement = Document.agreement
+        @steps = if @current_library.allow_payments?
+          [
+            Step.new(:rules, name: "Rules"),
+            Step.new(:profile, name: "Profile"),
+            Step.new(:agreement, name: agreement.name),
+            Step.new(:payment, name: "Payment"),
+            Step.new(:complete, name: "Complete")
+          ]
+        else
+          [
+            Step.new(:rules, name: "Rules"),
+            Step.new(:profile, name: "Profile"),
+            Step.new(:agreement, name: agreement.name),
+            Step.new(:complete, name: "Complete")
+          ]
+        end
       end
-    end
 
-    def load_member
-      @member = current_member
-    end
+      def load_member
+        @member = current_member
+      end
 
-    def set_page_title
-      @page_title = "Membership Renewal"
-    end
+      def set_page_title
+        @page_title = "Membership Renewal"
+      end
 
-    def activate_step(step_id)
-      @steps.each do |step|
-        if step.id == step_id
-          step.active = true
-          @active_step = step
-          break
+      def activate_step(step_id)
+        @steps.each do |step|
+          if step.id == step_id
+            step.active = true
+            @active_step = step
+            break
+          end
         end
       end
-    end
   end
 end
diff --git a/app/controllers/renewal/confirmations_controller.rb b/app/controllers/renewal/confirmations_controller.rb
index 701006f20..1e3ebedf0 100644
--- a/app/controllers/renewal/confirmations_controller.rb
+++ b/app/controllers/renewal/confirmations_controller.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Renewal
   class ConfirmationsController < BaseController
     def show
diff --git a/app/controllers/renewal/documents_controller.rb b/app/controllers/renewal/documents_controller.rb
index 302701e04..6c2be0591 100644
--- a/app/controllers/renewal/documents_controller.rb
+++ b/app/controllers/renewal/documents_controller.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Renewal
   class DocumentsController < BaseController
     def rules
diff --git a/app/controllers/renewal/home_controller.rb b/app/controllers/renewal/home_controller.rb
index 01f69f7a9..214927fd0 100644
--- a/app/controllers/renewal/home_controller.rb
+++ b/app/controllers/renewal/home_controller.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Renewal
   class HomeController < BaseController
     def index
diff --git a/app/controllers/renewal/members_controller.rb b/app/controllers/renewal/members_controller.rb
index 94b4250b4..fbf4b65ff 100644
--- a/app/controllers/renewal/members_controller.rb
+++ b/app/controllers/renewal/members_controller.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Renewal
   class MembersController < BaseController
     before_action :load_member
@@ -16,13 +18,12 @@ def update
     end
 
     private
-
-    def member_params
-      params.require(:member).permit(
-        :full_name, :preferred_name, :email, :phone_number, :postal_code,
-        :address1, :address2, :desires, :reminders_via_email, :reminders_via_text, :receive_newsletter,
-        :volunteer_interest, :password, :password_confirmation, pronouns: []
-      )
-    end
+      def member_params
+        params.require(:member).permit(
+          :full_name, :preferred_name, :email, :phone_number, :postal_code,
+          :address1, :address2, :desires, :reminders_via_email, :reminders_via_text, :receive_newsletter,
+          :volunteer_interest, :password, :password_confirmation, pronouns: []
+        )
+      end
   end
 end
diff --git a/app/controllers/renewal/payments_controller.rb b/app/controllers/renewal/payments_controller.rb
index 563840536..a84f468da 100644
--- a/app/controllers/renewal/payments_controller.rb
+++ b/app/controllers/renewal/payments_controller.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Renewal
   class PaymentsController < BaseController
     before_action :load_member
@@ -38,12 +40,12 @@ def skip
 
     def callback
       transaction_id = params[:transactionId]
-      result = checkout.fetch_transaction(member: @member, transaction_id: transaction_id)
+      result = checkout.fetch_transaction(member: @member, transaction_id:)
       session[:attempts] ||= 0
 
       if result.success?
         amount = result.value
-        Membership.create_for_member(@member, amount: amount, start_membership: true, square_transaction_id: transaction_id, source: "square")
+        Membership.create_for_member(@member, amount:, start_membership: true, square_transaction_id: transaction_id, source: "square")
         MemberMailer.with(member: @member, amount: amount.cents).renewal_message.deliver_later
 
         session[:amount] = amount.cents
@@ -71,27 +73,26 @@ def callback
     end
 
     private
+      def form_params
+        params.require(:membership_payment_form).permit(:amount_dollars)
+      end
 
-    def form_params
-      params.require(:membership_payment_form).permit(:amount_dollars)
-    end
-
-    def checkout
-      SquareCheckout.new(
-        access_token: ENV.fetch("SQUARE_ACCESS_TOKEN"),
-        location_id: ENV.fetch("SQUARE_LOCATION_ID"),
-        environment: ENV.fetch("SQUARE_ENVIRONMENT")
-      )
-    end
+      def checkout
+        SquareCheckout.new(
+          access_token: ENV.fetch("SQUARE_ACCESS_TOKEN"),
+          location_id: ENV.fetch("SQUARE_LOCATION_ID"),
+          environment: ENV.fetch("SQUARE_ENVIRONMENT")
+        )
+      end
 
-    def set_raven_context
-      Raven.extra_context(session)
-    end
+      def set_raven_context
+        Raven.extra_context(session)
+      end
 
-    def are_payments_enabled?
-      if !@current_library.allow_payments?
-        render_not_found
+      def are_payments_enabled?
+        if !@current_library.allow_payments?
+          render_not_found
+        end
       end
-    end
   end
 end
diff --git a/app/controllers/renewal/redemptions_controller.rb b/app/controllers/renewal/redemptions_controller.rb
index 910e1339b..d2d886908 100644
--- a/app/controllers/renewal/redemptions_controller.rb
+++ b/app/controllers/renewal/redemptions_controller.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Renewal
   class RedemptionsController < BaseController
     before_action :load_member
@@ -26,9 +28,8 @@ def create
     end
 
     private
-
-    def form_params
-      params.require(:gift_membership_redemption_form).permit(:code)
-    end
+      def form_params
+        params.require(:gift_membership_redemption_form).permit(:code)
+      end
   end
 end
diff --git a/app/controllers/short_links_controller.rb b/app/controllers/short_links_controller.rb
index 54d530cb6..c9a05089d 100644
--- a/app/controllers/short_links_controller.rb
+++ b/app/controllers/short_links_controller.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class ShortLinksController < ApplicationController
   def show
     @short_link = ShortLink.where(slug: params[:id]).first
diff --git a/app/controllers/signup/acceptances_controller.rb b/app/controllers/signup/acceptances_controller.rb
index ab227c2e5..5ead3f0a8 100644
--- a/app/controllers/signup/acceptances_controller.rb
+++ b/app/controllers/signup/acceptances_controller.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Signup
   class AcceptancesController < BaseController
     before_action :load_member
@@ -19,9 +21,8 @@ def destroy
     end
 
     private
-
-    def acceptance_params
-      params.require(:agreement_acceptance).permit(:terms)
-    end
+      def acceptance_params
+        params.require(:agreement_acceptance).permit(:terms)
+      end
   end
 end
diff --git a/app/controllers/signup/base_controller.rb b/app/controllers/signup/base_controller.rb
index 5f076bb02..bbf2dd022 100644
--- a/app/controllers/signup/base_controller.rb
+++ b/app/controllers/signup/base_controller.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Signup
   class BaseController < ApplicationController
     before_action :load_steps
@@ -12,49 +14,48 @@ def is_membership_enabled?
     end
 
     private
-
-    def load_member
-      if session[:member_id] && session[:timeout] && session[:timeout] > Time.current - 15.minutes
-        @member = Member.find(session[:member_id])
-      else
-        reset_session
-        flash[:error] = "Your session expired. Please come into the library to complete signup."
-        redirect_to signup_url
+      def load_member
+        if session[:member_id] && session[:timeout] && session[:timeout] > Time.current - 15.minutes
+          @member = Member.find(session[:member_id])
+        else
+          reset_session
+          flash[:error] = "Your session expired. Please come into the library to complete signup."
+          redirect_to signup_url
+        end
       end
-    end
 
-    def load_steps
-      agreement = Document.agreement
-      @steps = if @current_library.allow_payments?
-        [
-          Step.new(:rules, name: "Rules"),
-          Step.new(:profile, name: "Profile"),
-          Step.new(:agreement, name: agreement.name),
-          Step.new(:payment, name: "Payment"),
-          Step.new(:complete, name: "Complete")
-        ]
-      else
-        [
-          Step.new(:rules, name: "Rules"),
-          Step.new(:profile, name: "Profile"),
-          Step.new(:agreement, name: agreement.name),
-          Step.new(:complete, name: "Complete")
-        ]
+      def load_steps
+        agreement = Document.agreement
+        @steps = if @current_library.allow_payments?
+          [
+            Step.new(:rules, name: "Rules"),
+            Step.new(:profile, name: "Profile"),
+            Step.new(:agreement, name: agreement.name),
+            Step.new(:payment, name: "Payment"),
+            Step.new(:complete, name: "Complete")
+          ]
+        else
+          [
+            Step.new(:rules, name: "Rules"),
+            Step.new(:profile, name: "Profile"),
+            Step.new(:agreement, name: agreement.name),
+            Step.new(:complete, name: "Complete")
+          ]
+        end
       end
-    end
 
-    def activate_step(step_id)
-      @steps.each do |step|
-        if step.id == step_id
-          step.active = true
-          @active_step = step
-          break
+      def activate_step(step_id)
+        @steps.each do |step|
+          if step.id == step_id
+            step.active = true
+            @active_step = step
+            break
+          end
         end
       end
-    end
 
-    def set_page_title
-      @page_title = "New Member Signup"
-    end
+      def set_page_title
+        @page_title = "New Member Signup"
+      end
   end
 end
diff --git a/app/controllers/signup/confirmations_controller.rb b/app/controllers/signup/confirmations_controller.rb
index 5377cc938..454983084 100644
--- a/app/controllers/signup/confirmations_controller.rb
+++ b/app/controllers/signup/confirmations_controller.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Signup
   class ConfirmationsController < BaseController
     def show
diff --git a/app/controllers/signup/documents_controller.rb b/app/controllers/signup/documents_controller.rb
index a6a4055b7..0a5b87ed3 100644
--- a/app/controllers/signup/documents_controller.rb
+++ b/app/controllers/signup/documents_controller.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Signup
   class DocumentsController < BaseController
     before_action :load_member, only: :agreement
diff --git a/app/controllers/signup/home_controller.rb b/app/controllers/signup/home_controller.rb
index 1066c5fc8..a24abac5e 100644
--- a/app/controllers/signup/home_controller.rb
+++ b/app/controllers/signup/home_controller.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Signup
   class HomeController < BaseController
     before_action :is_membership_enabled?
diff --git a/app/controllers/signup/members_controller.rb b/app/controllers/signup/members_controller.rb
index f0a8a37da..caa1bad72 100644
--- a/app/controllers/signup/members_controller.rb
+++ b/app/controllers/signup/members_controller.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Signup
   class MembersController < BaseController
     before_action :is_membership_enabled?
@@ -30,13 +32,12 @@ def create
     end
 
     private
-
-    def member_signup_form_params
-      params.require(:member_signup_form).permit(
-        :full_name, :preferred_name, :email, :phone_number, :postal_code,
-        :address1, :address2, :desires, :reminders_via_email, :reminders_via_text, :receive_newsletter,
-        :volunteer_interest, :password, :password_confirmation, pronouns: []
-      )
-    end
+      def member_signup_form_params
+        params.require(:member_signup_form).permit(
+          :full_name, :preferred_name, :email, :phone_number, :postal_code,
+          :address1, :address2, :desires, :reminders_via_email, :reminders_via_text, :receive_newsletter,
+          :volunteer_interest, :password, :password_confirmation, pronouns: []
+        )
+      end
   end
 end
diff --git a/app/controllers/signup/payments_controller.rb b/app/controllers/signup/payments_controller.rb
index f47756c39..95fb63cad 100644
--- a/app/controllers/signup/payments_controller.rb
+++ b/app/controllers/signup/payments_controller.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Signup
   class PaymentsController < BaseController
     before_action :load_member
@@ -38,12 +40,12 @@ def skip
 
     def callback
       transaction_id = params[:transactionId]
-      result = checkout.fetch_transaction(member: @member, transaction_id: transaction_id)
+      result = checkout.fetch_transaction(member: @member, transaction_id:)
       session[:attempts] ||= 0
 
       if result.success?
         amount = result.value
-        Membership.create_for_member(@member, amount: amount, square_transaction_id: transaction_id, source: "square")
+        Membership.create_for_member(@member, amount:, square_transaction_id: transaction_id, source: "square")
         MemberMailer.with(member: @member, amount: amount.cents).welcome_message.deliver_later
 
         reset_session
@@ -72,27 +74,26 @@ def callback
     end
 
     private
+      def form_params
+        params.require(:membership_payment_form).permit(:amount_dollars)
+      end
 
-    def form_params
-      params.require(:membership_payment_form).permit(:amount_dollars)
-    end
-
-    def checkout
-      SquareCheckout.new(
-        access_token: ENV.fetch("SQUARE_ACCESS_TOKEN"),
-        location_id: ENV.fetch("SQUARE_LOCATION_ID"),
-        environment: ENV.fetch("SQUARE_ENVIRONMENT")
-      )
-    end
+      def checkout
+        SquareCheckout.new(
+          access_token: ENV.fetch("SQUARE_ACCESS_TOKEN"),
+          location_id: ENV.fetch("SQUARE_LOCATION_ID"),
+          environment: ENV.fetch("SQUARE_ENVIRONMENT")
+        )
+      end
 
-    def set_raven_context
-      Raven.extra_context(session)
-    end
+      def set_raven_context
+        Raven.extra_context(session)
+      end
 
-    def are_payments_enabled?
-      if !@current_library.allow_payments?
-        render_not_found
+      def are_payments_enabled?
+        if !@current_library.allow_payments?
+          render_not_found
+        end
       end
-    end
   end
 end
diff --git a/app/controllers/signup/redemptions_controller.rb b/app/controllers/signup/redemptions_controller.rb
index 54d8a2ddd..3bcd3bd89 100644
--- a/app/controllers/signup/redemptions_controller.rb
+++ b/app/controllers/signup/redemptions_controller.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Signup
   class RedemptionsController < BaseController
     before_action :load_member
@@ -27,9 +29,8 @@ def create
     end
 
     private
-
-    def form_params
-      params.require(:gift_membership_redemption_form).permit(:code)
-    end
+      def form_params
+        params.require(:gift_membership_redemption_form).permit(:code)
+      end
   end
 end
diff --git a/app/controllers/super_admin/libraries_controller.rb b/app/controllers/super_admin/libraries_controller.rb
index a0c5e2937..3b2566587 100644
--- a/app/controllers/super_admin/libraries_controller.rb
+++ b/app/controllers/super_admin/libraries_controller.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module SuperAdmin
   class LibrariesController < ApplicationController
     skip_before_action :set_tenant
@@ -52,15 +54,14 @@ def destroy
     end
 
     private
-
-    def require_super_admin
-      unless current_user.super_admin?
-        redirect_to items_path, warning: "You do not have access to that page."
+      def require_super_admin
+        unless current_user.super_admin?
+          redirect_to items_path, warning: "You do not have access to that page."
+        end
       end
-    end
 
-    def library_params
-      params.require(:library).permit(:name, :hostname, :city, :email, :address, :member_postal_code_pattern, :image)
-    end
+      def library_params
+        params.require(:library).permit(:name, :hostname, :city, :email, :address, :member_postal_code_pattern, :image)
+      end
   end
 end
diff --git a/app/controllers/test_controller.rb b/app/controllers/test_controller.rb
index 399e9759c..bbe378577 100644
--- a/app/controllers/test_controller.rb
+++ b/app/controllers/test_controller.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class TestController < ApplicationController
   def google_auth
     session[:email] = params[:email]
diff --git a/app/controllers/users/sessions_controller.rb b/app/controllers/users/sessions_controller.rb
index 93f2303dc..1ad9884f7 100644
--- a/app/controllers/users/sessions_controller.rb
+++ b/app/controllers/users/sessions_controller.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Users
   class SessionsController < Devise::SessionsController
     def new
diff --git a/app/controllers/volunteer/attendees_controller.rb b/app/controllers/volunteer/attendees_controller.rb
index 357af4598..5d02a89d0 100644
--- a/app/controllers/volunteer/attendees_controller.rb
+++ b/app/controllers/volunteer/attendees_controller.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Volunteer
   class AttendeesController < BaseController
     include ShiftsHelper
@@ -24,20 +26,19 @@ def destroy
     end
 
     private
-
-    def post_redirect(path)
-      <<~HTML.html_safe
+      def post_redirect(path)
+        <<~HTML.html_safe
         <form id="redirect" action="#{helpers.send(:h, path)}" method="post">
           <input name="authenticity_token" value="#{form_authenticity_token}" type="hidden">
         </form>
         <script>
           document.getElementById("redirect").submit();
         </script>
-      HTML
-    end
+        HTML
+      end
 
-    def google_calendar_id
-      ::Event.volunteer_shift_calendar_id
-    end
+      def google_calendar_id
+        ::Event.volunteer_shift_calendar_id
+      end
   end
 end
diff --git a/app/controllers/volunteer/base_controller.rb b/app/controllers/volunteer/base_controller.rb
index 939a1c2a9..649db1f51 100644
--- a/app/controllers/volunteer/base_controller.rb
+++ b/app/controllers/volunteer/base_controller.rb
@@ -1,17 +1,18 @@
+# frozen_string_literal: true
+
 module Volunteer
   class BaseController < ApplicationController
     before_action :redirect_to_teamup
     helper_method :signed_in_via_google?
 
     private
+      def signed_in_via_google?
+        session[:email].present?
+      end
 
-    def signed_in_via_google?
-      session[:email].present?
-    end
-
-    def redirect_to_teamup
-      redirect_to "https://teamup.com/ksnp8rrsst1ow8nvwn"
-      false
-    end
+      def redirect_to_teamup
+        redirect_to "https://teamup.com/ksnp8rrsst1ow8nvwn"
+        false
+      end
   end
 end
diff --git a/app/controllers/volunteer/sessions_controller.rb b/app/controllers/volunteer/sessions_controller.rb
index 66950feed..67d62b42a 100644
--- a/app/controllers/volunteer/sessions_controller.rb
+++ b/app/controllers/volunteer/sessions_controller.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Volunteer
   class SessionsController < BaseController
     include Calendaring
@@ -28,13 +30,12 @@ def failure
     end
 
     private
+      def auth_hash
+        request.env["omniauth.auth"]
+      end
 
-    def auth_hash
-      request.env["omniauth.auth"]
-    end
-
-    def google_calendar_id
-      ::Event.volunteer_shift_calendar_id
-    end
+      def google_calendar_id
+        ::Event.volunteer_shift_calendar_id
+      end
   end
 end
diff --git a/app/controllers/volunteer/shifts_controller.rb b/app/controllers/volunteer/shifts_controller.rb
index 27397de5d..a0563487e 100644
--- a/app/controllers/volunteer/shifts_controller.rb
+++ b/app/controllers/volunteer/shifts_controller.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Volunteer
   class ShiftsController < BaseController
     include ShiftsHelper
@@ -32,9 +34,8 @@ def event
     end
 
     private
-
-    def google_calendar_id
-      ::Event.volunteer_shift_calendar_id
-    end
+      def google_calendar_id
+        ::Event.volunteer_shift_calendar_id
+      end
   end
 end
diff --git a/app/forms/extend_holds_form.rb b/app/forms/extend_holds_form.rb
index 5f8b832b0..bc349039a 100644
--- a/app/forms/extend_holds_form.rb
+++ b/app/forms/extend_holds_form.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class ExtendHoldsForm
   include ActiveModel::Model
   include ActiveModel::Attributes
@@ -18,10 +20,9 @@ def latest_valid_date
   end
 
   private
-
-  def date_in_near_future
-    unless (earliest_valid_date..latest_valid_date).cover?(date)
-      errors.add(:date, "must be a date within the next month")
+    def date_in_near_future
+      unless (earliest_valid_date..latest_valid_date).cover?(date)
+        errors.add(:date, "must be a date within the next month")
+      end
     end
-  end
 end
diff --git a/app/forms/gift_membership_redemption_form.rb b/app/forms/gift_membership_redemption_form.rb
index 702ed349b..2111b7546 100644
--- a/app/forms/gift_membership_redemption_form.rb
+++ b/app/forms/gift_membership_redemption_form.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class GiftMembershipRedemptionForm
   include ActiveModel::Model
 
diff --git a/app/forms/member_signup_form.rb b/app/forms/member_signup_form.rb
index 7d9b63109..dd8de1d19 100644
--- a/app/forms/member_signup_form.rb
+++ b/app/forms/member_signup_form.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 # This class encapsulates creating both a Member and User record from a single form,
 # as is done by the new member signup flow.
 class MemberSignupForm
diff --git a/app/forms/membership_form.rb b/app/forms/membership_form.rb
index 2a8bee993..ff3774a77 100644
--- a/app/forms/membership_form.rb
+++ b/app/forms/membership_form.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class MembershipForm
   include ActiveModel::Model
 
@@ -29,12 +31,11 @@ def save
   end
 
   private
+    def save_with_payment
+      @payment.valid? && Membership.create_for_member(@member, amount: @payment.amount, source: @payment.payment_source, start_membership:)
+    end
 
-  def save_with_payment
-    @payment.valid? && Membership.create_for_member(@member, amount: @payment.amount, source: @payment.payment_source, start_membership: start_membership)
-  end
-
-  def save_without_payment
-    Membership.create_for_member(@member, start_membership: start_membership)
-  end
+    def save_without_payment
+      Membership.create_for_member(@member, start_membership:)
+    end
 end
diff --git a/app/forms/membership_payment_form.rb b/app/forms/membership_payment_form.rb
index 9059d47bf..cb34c7526 100644
--- a/app/forms/membership_payment_form.rb
+++ b/app/forms/membership_payment_form.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class MembershipPaymentForm
   include ActiveModel::Model
 
diff --git a/app/forms/ticket_update_form.rb b/app/forms/ticket_update_form.rb
index a55676f65..be2324080 100644
--- a/app/forms/ticket_update_form.rb
+++ b/app/forms/ticket_update_form.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class TicketUpdateForm
   include ActiveModel::Model
 
diff --git a/app/helpers/adjustments_helper.rb b/app/helpers/adjustments_helper.rb
index 1b312e300..b0de41bf5 100644
--- a/app/helpers/adjustments_helper.rb
+++ b/app/helpers/adjustments_helper.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module AdjustmentsHelper
   def adjustment_payment_source_options
     Adjustment.payment_sources
diff --git a/app/helpers/admin/items/items_attachments_helper.rb b/app/helpers/admin/items/items_attachments_helper.rb
index 275c889b5..c8134b0b1 100644
--- a/app/helpers/admin/items/items_attachments_helper.rb
+++ b/app/helpers/admin/items/items_attachments_helper.rb
@@ -1,2 +1,4 @@
+# frozen_string_literal: true
+
 module Admin::Items::ItemsAttachmentsHelper
 end
diff --git a/app/helpers/admin_helper.rb b/app/helpers/admin_helper.rb
index 660a6716b..47748f101 100644
--- a/app/helpers/admin_helper.rb
+++ b/app/helpers/admin_helper.rb
@@ -1,18 +1,20 @@
+# frozen_string_literal: true
+
 module AdminHelper
   def index_header(title, icon: nil, &block)
-    render "shared/index_header", title: title, icon: icon, &block
+    render "shared/index_header", title:, icon:, &block
   end
 
   def flash_message(key, classname = key)
     if flash.key?(key)
-      tag.div(class: "toast toast-#{classname}", data: {controller: "alert"}) do
-        tag.button(class: "btn btn-clear float-right", data: {action: "alert#remove"}) + flash[key]
+      tag.div(class: "toast toast-#{classname}", data: { controller: "alert" }) do
+        tag.button(class: "btn btn-clear float-right", data: { action: "alert#remove" }) + flash[key]
       end
     end
   end
 
   def empty_state(title, subtitle: nil, icon: nil, &block)
-    render "shared/empty_state", title: title, subtitle: subtitle, icon: icon, &block
+    render "shared/empty_state", title:, subtitle:, icon:, &block
   end
 
   def preferred_or_default_name(member)
@@ -34,7 +36,7 @@ def item_attachment_kind_options
   end
 
   def tab_link(label, path, badge: nil)
-    opts = badge.present? && badge != 0 ? {class: "badge", data: {badge: badge}} : {}
+    opts = badge.present? && badge != 0 ? { class: "badge", data: { badge: } } : {}
     tag.li(class: "tab-item #{"active" if current_page?(path)}") do
       link_to label, path, **opts
     end
@@ -51,7 +53,7 @@ def renewal_tooltop(renewable, renewal_limit, &block)
       end
       tag.span(
         class: "tooltip tooltip-bottom",
-        data: {tooltip: message},
+        data: { tooltip: message },
         &block
       )
     end
@@ -101,7 +103,7 @@ def audit_description(audit, key, values)
   end
 
   def modal(title:, body:, &block)
-    render "shared/modal", title: title, body: body, &block
+    render "shared/modal", title:, body:, &block
   end
 
   def appointment_in_schedule_path(appointment)
diff --git a/app/helpers/application_helper.rb b/app/helpers/application_helper.rb
index 352a6edf7..b0fcfc6c8 100644
--- a/app/helpers/application_helper.rb
+++ b/app/helpers/application_helper.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module ApplicationHelper
   # Assume that any request with an action of new or edit is displaying a form
   def form_request?
diff --git a/app/helpers/appointments_helper.rb b/app/helpers/appointments_helper.rb
index e559170eb..80a49c205 100644
--- a/app/helpers/appointments_helper.rb
+++ b/app/helpers/appointments_helper.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module AppointmentsHelper
   def format_appointment_times(start, stop)
     date_format = "%l:%M%P"
diff --git a/app/helpers/date_helper.rb b/app/helpers/date_helper.rb
index 8567039cc..d3424c9e8 100644
--- a/app/helpers/date_helper.rb
+++ b/app/helpers/date_helper.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module DateHelper
   def date_with_time_title(time)
     tag.span(time.to_s(:short_date), title: time.to_s(:short_datetime))
diff --git a/app/helpers/holds_helper.rb b/app/helpers/holds_helper.rb
index 7f58cdb25..97c6388b4 100644
--- a/app/helpers/holds_helper.rb
+++ b/app/helpers/holds_helper.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module HoldsHelper
   def hold_date(event)
     event.date.strftime("%A, %B %-d, between ") + event.times.sub("-", "&")
@@ -11,8 +13,8 @@ def hold_slot_options(slots)
   end
 
   def render_hold_items(items, &block)
-    block ||= proc {}
-    render layout: "holds/items", locals: {items: items}, &block
+    block ||= proc { }
+    render layout: "holds/items", locals: { items: }, &block
   end
 
   def render_hold_status(hold)
@@ -37,7 +39,7 @@ def render_hold_status(hold)
 
   def render_remove_link(hold)
     unless hold.appointments.present?
-      link_to("Remove Hold", account_hold_path(hold), class: "btn", method: :delete, data: {confirm: "Are you sure you want to remove this hold?"})
+      link_to("Remove Hold", account_hold_path(hold), class: "btn", method: :delete, data: { confirm: "Are you sure you want to remove this hold?" })
     end
   end
 
@@ -46,8 +48,7 @@ def place_in_line_for(hold)
   end
 
   private
-
-  def format_date(date)
-    date.strftime("%a, %-m/%-d")
-  end
+    def format_date(date)
+      date.strftime("%a, %-m/%-d")
+    end
 end
diff --git a/app/helpers/icons_helper.rb b/app/helpers/icons_helper.rb
index 5466a956a..d41422c44 100644
--- a/app/helpers/icons_helper.rb
+++ b/app/helpers/icons_helper.rb
@@ -1,6 +1,8 @@
+# frozen_string_literal: true
+
 module IconsHelper
   def feather_icon(icon_name, **options)
-    opts = options.deep_merge({data: {feather: icon_name}})
+    opts = options.deep_merge({ data: { feather: icon_name } })
     tag.i(**opts)
   end
 
@@ -8,11 +10,11 @@ def icon_stat(icon_name, content = nil, css_class: nil, title: nil, placeholder:
     content = capture(&block) if block
     return if content.blank? && placeholder.nil?
 
-    tag.li(title: title, class: css_class, placeholder: placeholder) do
+    tag.li(title:, class: css_class, placeholder:) do
       if content.blank?
-        tag.i(data: {feather: icon_name}) + tag.span(placeholder, class: "placeholder-text")
+        tag.i(data: { feather: icon_name }) + tag.span(placeholder, class: "placeholder-text")
       else
-        tag.i(data: {feather: icon_name}) + content.to_s
+        tag.i(data: { feather: icon_name }) + content.to_s
       end
     end
   end
diff --git a/app/helpers/items_helper.rb b/app/helpers/items_helper.rb
index 260f28838..25ec81ad2 100644
--- a/app/helpers/items_helper.rb
+++ b/app/helpers/items_helper.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module ItemsHelper
   include Pagy::Frontend
 
@@ -73,7 +75,7 @@ def category_tree_nav(categories, current_category = nil)
       parent[category.id] = TreeNode.new(category)
     end
 
-    tag.nav(class: "tree-nav", data: {controller: "tree-nav"}) do
+    tag.nav(class: "tree-nav", data: { controller: "tree-nav" }) do
       concat(tag.ul do
         root.children.values.sort_by { |node| node.value.name.downcase }.map do |node|
           concat(render_tree_node(node, current_category))
@@ -84,13 +86,13 @@ def category_tree_nav(categories, current_category = nil)
 
   def render_tree_node(node, current_value)
     has_children = node.children.size > 0
-    tag.li(class: "tree-node", data: {id: node.value.id}) do
+    tag.li(class: "tree-node", data: { id: node.value.id }) do
       if has_children
         concat(
           tag.button(
             '<i class="icon icon-arrow-right">Toggle subcategories</i>'.html_safe,
             class: "tree-node-toggle",
-            data: {action: "tree-nav#toggle"},
+            data: { action: "tree-nav#toggle" },
             "aria-expanded": false
           )
         )
diff --git a/app/helpers/layout_helper.rb b/app/helpers/layout_helper.rb
index 7294155ce..e0e0eb93b 100644
--- a/app/helpers/layout_helper.rb
+++ b/app/helpers/layout_helper.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module LayoutHelper
   def section_header(title, level: "h1", &block)
     right_content = block ? capture(&block) : ""
diff --git a/app/helpers/loans_helper.rb b/app/helpers/loans_helper.rb
index 359106ae4..4e7f72e09 100644
--- a/app/helpers/loans_helper.rb
+++ b/app/helpers/loans_helper.rb
@@ -1,10 +1,12 @@
+# frozen_string_literal: true
+
 module LoansHelper
   def undo_button(loan)
     name, method, path, params = if loan.ended?
       if loan.item.borrow_policy.consumable?
         ["loan", :delete, admin_loan_path(loan)]
       else
-        ["return", :patch, admin_loan_path(loan), {loan: {ended_at: nil}}]
+        ["return", :patch, admin_loan_path(loan), { loan: { ended_at: nil } }]
       end
     elsif loan.renewal?
       ["renewal", :delete, admin_renewal_path(loan)]
@@ -55,12 +57,11 @@ def next_due_date(loans)
   end
 
   private
+    def format_date(date)
+      date.strftime("%a, %-m/%-d")
+    end
 
-  def format_date(date)
-    date.strftime("%a, %-m/%-d")
-  end
-
-  def format_time_range(starts_at, ends_at)
-    "#{starts_at.strftime("%l%P")}–#{ends_at.strftime("%l%P")}"
-  end
+    def format_time_range(starts_at, ends_at)
+      "#{starts_at.strftime("%l%P")}–#{ends_at.strftime("%l%P")}"
+    end
 end
diff --git a/app/helpers/member_profiles_helper.rb b/app/helpers/member_profiles_helper.rb
index 1662949d0..13e8cb96d 100644
--- a/app/helpers/member_profiles_helper.rb
+++ b/app/helpers/member_profiles_helper.rb
@@ -1,2 +1,4 @@
+# frozen_string_literal: true
+
 module MemberProfilesHelper
 end
diff --git a/app/helpers/members_helper.rb b/app/helpers/members_helper.rb
index 1de67cfc3..541dd2700 100644
--- a/app/helpers/members_helper.rb
+++ b/app/helpers/members_helper.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module MembersHelper
   def member_id_kind_options
     Member.id_kinds.map do |key, value|
@@ -16,7 +18,7 @@ def member_status_options
   end
 
   def format_phone_number(number, delimiter = " ")
-    number_to_phone(number, pattern: /^(\d{0,3})(\d{0,3})(\d{0,4})/, delimiter: delimiter)&.strip
+    number_to_phone(number, pattern: /^(\d{0,3})(\d{0,3})(\d{0,4})/, delimiter:)&.strip
   end
 
   def member_status(member)
diff --git a/app/helpers/shifts_helper.rb b/app/helpers/shifts_helper.rb
index 0c975ec88..b38400125 100644
--- a/app/helpers/shifts_helper.rb
+++ b/app/helpers/shifts_helper.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module ShiftsHelper
   def each_shift(events, &block)
     last_date = nil
@@ -24,9 +26,7 @@ def calendar_day(day, &block)
     data = {}
     data["test-date"] = day.date.to_s unless day.previous_month? || day.next_month?
 
-    tag.div(class: "calendar-date #{calendar_day_class(day)}", data: data) do
-      yield
-    end
+    tag.div(class: "calendar-date #{calendar_day_class(day)}", data:, &block)
   end
 
   def calendar_date_item_class(day)
@@ -38,8 +38,8 @@ def event_attendees(attendees)
 
     attendees
       .select { |a| a.accepted? }
-      .map { |a|
+      .filter_map { |a|
         Member.find_by(email: a.email)&.preferred_name || a.email.split("@").first
-      }.compact.sort.join(", ")
+      }.sort.join(", ")
   end
 end
diff --git a/app/helpers/ticket_updates_helper.rb b/app/helpers/ticket_updates_helper.rb
index 72029b855..f9dfa3a82 100644
--- a/app/helpers/ticket_updates_helper.rb
+++ b/app/helpers/ticket_updates_helper.rb
@@ -1,2 +1,4 @@
+# frozen_string_literal: true
+
 module TicketUpdatesHelper
 end
diff --git a/app/helpers/tickets_helper.rb b/app/helpers/tickets_helper.rb
index 2bb95e344..3d089413d 100644
--- a/app/helpers/tickets_helper.rb
+++ b/app/helpers/tickets_helper.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module TicketsHelper
   def ticket_status_options
     Ticket.statuses.map do |key, value|
diff --git a/app/jobs/application_job.rb b/app/jobs/application_job.rb
index d394c3d10..bef395997 100644
--- a/app/jobs/application_job.rb
+++ b/app/jobs/application_job.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class ApplicationJob < ActiveJob::Base
   # Automatically retry jobs that encountered a deadlock
   # retry_on ActiveRecord::Deadlocked
diff --git a/app/jobs/neon_member_job.rb b/app/jobs/neon_member_job.rb
index 9f6d6e588..14e131588 100644
--- a/app/jobs/neon_member_job.rb
+++ b/app/jobs/neon_member_job.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class NeonMemberJob < ApplicationJob
   include SuckerPunch::Job
 
diff --git a/app/lib/activity_notifier.rb b/app/lib/activity_notifier.rb
index b0c485991..fe6cb3b9a 100644
--- a/app/lib/activity_notifier.rb
+++ b/app/lib/activity_notifier.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class ActivityNotifier
   def initialize(now = Time.current)
     @now = now
@@ -7,7 +9,7 @@ def send_daily_loan_summaries
     members_active_today = Member.active_on(@now).pluck(:id)
 
     each_member(members_active_today) do |member, summaries|
-      MemberMailer.with(member: member, summaries: summaries, now: @now).loan_summaries.deliver
+      MemberMailer.with(member:, summaries:, now: @now).loan_summaries.deliver
     end
   end
 
@@ -15,7 +17,7 @@ def send_overdue_notices
     members_with_overdue_items = Member.verified.joins(:loans).merge(Loan.checked_out.due_whole_weeks_ago).pluck(:id)
 
     each_member(members_with_overdue_items) do |member, summaries|
-      MemberMailer.with(member: member, summaries: summaries.overdue_as_of(@now.tomorrow.beginning_of_day), now: @now).overdue_notice.deliver
+      MemberMailer.with(member:, summaries: summaries.overdue_as_of(@now.tomorrow.beginning_of_day), now: @now).overdue_notice.deliver
     end
   end
 
@@ -24,14 +26,14 @@ def send_return_reminders
     members_with_items_due_tomorrow = Member.verified.joins(:loans).merge(Loan.checked_out.due_on(tomorrow)).pluck(:id)
 
     each_member(members_with_items_due_tomorrow) do |member, summaries|
-      MemberMailer.with(member: member, summaries: summaries, now: @now).return_reminder.deliver
+      MemberMailer.with(member:, summaries:, now: @now).return_reminder.deliver
     end
   end
 
   # TODO activate this one
   def remind_pending_members
     Member.status_pending.where("created_at < ?", @now).each do |member|
-      MemberMailer.with(member: member).membership_reminder.deliver
+      MemberMailer.with(member:).membership_reminder.deliver
     end
   end
 
@@ -42,20 +44,19 @@ def send_staff_daily_renewal_requests
       return
     end
 
-    Member.joins(:user).where(users: {role: :admin}).each do |staff|
+    Member.joins(:user).where(users: { role: :admin }).each do |staff|
       MemberMailer.with(member: staff, renewal_requests: daily_renewal_requests).staff_daily_renewal_requests.deliver
     end
   end
 
   private
-
-  def each_member(ids, &block)
-    Member.find(ids).each do |member|
-      summaries = member.loan_summaries
-        .active_on(@now)
-        .or(member.loan_summaries.includes(:renewal_requests).checked_out)
-        .includes(item: :borrow_policy)
-      yield member, summaries
+    def each_member(ids, &block)
+      Member.find(ids).each do |member|
+        summaries = member.loan_summaries
+          .active_on(@now)
+          .or(member.loan_summaries.includes(:renewal_requests).checked_out)
+          .includes(item: :borrow_policy)
+        yield member, summaries
+      end
     end
-  end
 end
diff --git a/app/lib/admin/check_out.rb b/app/lib/admin/check_out.rb
index 8b86c74fb..84c3c77aa 100644
--- a/app/lib/admin/check_out.rb
+++ b/app/lib/admin/check_out.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Admin
   class CheckOut
     include ActiveModel::Model
diff --git a/app/lib/admin/lookup.rb b/app/lib/admin/lookup.rb
index 79b8ad9ed..cbca2d867 100644
--- a/app/lib/admin/lookup.rb
+++ b/app/lib/admin/lookup.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Admin
   class Lookup
     include ActiveModel::Model
diff --git a/app/lib/admin/payment.rb b/app/lib/admin/payment.rb
index c8c7719c7..1fc0cdf78 100644
--- a/app/lib/admin/payment.rb
+++ b/app/lib/admin/payment.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Admin
   class Payment
     include ActiveModel::Model
diff --git a/app/lib/admin/verification.rb b/app/lib/admin/verification.rb
index 6e03fdcbe..e4582dd32 100644
--- a/app/lib/admin/verification.rb
+++ b/app/lib/admin/verification.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Admin
   class Verification
     include ActiveModel::Model
diff --git a/app/lib/certificate/generator.rb b/app/lib/certificate/generator.rb
index 8e6d3faf2..c0dac7466 100644
--- a/app/lib/certificate/generator.rb
+++ b/app/lib/certificate/generator.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Certificate
   class Generator
     def initialize(code:)
diff --git a/app/lib/fine_calculator.rb b/app/lib/fine_calculator.rb
index d6087b0b4..995b61dca 100644
--- a/app/lib/fine_calculator.rb
+++ b/app/lib/fine_calculator.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class FineCalculator
   def self.for_overdue_loan(loan, now)
     borrow_policy = loan.item.borrow_policy
diff --git a/app/lib/google/calendar.rb b/app/lib/google/calendar.rb
index becf4a4e2..066f8bfdb 100644
--- a/app/lib/google/calendar.rb
+++ b/app/lib/google/calendar.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Google
   class Calendar
     TOKEN_ENDPOINT = "https://www.googleapis.com/oauth2/v4/token"
@@ -17,7 +19,7 @@ def upcoming_events(start_time, end_time)
       })
 
       if events_response.status == 200
-        events = events_response.parse.fetch("items", []).map { |event| gcal_event_to_event(event) }.compact
+        events = events_response.parse.fetch("items", []).filter_map { |event| gcal_event_to_event(event) }
         Result.success(events)
       else
         Result.failure(events_response.body)
@@ -61,7 +63,7 @@ def add_attendee_to_event(attendee, event_id)
 
       # update event
       patch_response = client.patch(event_url, json: {
-        attendees: attendees
+        attendees:
       })
       if patch_response.status == 200
         event = gcal_event_to_event(patch_response.parse)
@@ -97,51 +99,50 @@ def remove_attendee_from_event(attendee, event_id)
     end
 
     private
+      def events_endpoint
+        "https://www.googleapis.com/calendar/v3/calendars/#{@calendar_id}/events"
+      end
 
-    def events_endpoint
-      "https://www.googleapis.com/calendar/v3/calendars/#{@calendar_id}/events"
-    end
-
-    def client
-      @client ||= new_client
-    end
+      def client
+        @client ||= new_client
+      end
 
-    def new_client
-      http = HTTP.use(instrumentation: {instrumenter: ActiveSupport::Notifications.instrumenter})
-      token_response = http.post(TOKEN_ENDPOINT, params: {
-        client_id: ENV.fetch("GOOGLE_CLIENT_ID"),
-        client_secret: ENV.fetch("GOOGLE_CLIENT_SECRET"),
-        grant_type: "refresh_token",
-        refresh_token: ENV.fetch("GOOGLE_REFRESH_TOKEN")
-      })
-      token = token_response.parse["access_token"]
-      http.auth("Bearer #{token}")
-    end
+      def new_client
+        http = HTTP.use(instrumentation: { instrumenter: ActiveSupport::Notifications.instrumenter })
+        token_response = http.post(TOKEN_ENDPOINT, params: {
+          client_id: ENV.fetch("GOOGLE_CLIENT_ID"),
+          client_secret: ENV.fetch("GOOGLE_CLIENT_SECRET"),
+          grant_type: "refresh_token",
+          refresh_token: ENV.fetch("GOOGLE_REFRESH_TOKEN")
+        })
+        token = token_response.parse["access_token"]
+        http.auth("Bearer #{token}")
+      end
 
-    def parse_gcal_time(time)
-      zone_name = time["timeZone"]
-      datetime = time["dateTime"]
-      ActiveSupport::TimeZone[zone_name].iso8601(datetime)
-    end
+      def parse_gcal_time(time)
+        zone_name = time["timeZone"]
+        datetime = time["dateTime"]
+        ActiveSupport::TimeZone[zone_name].iso8601(datetime)
+      end
 
-    def gcal_event_to_event(gcal_event)
-      # skip all day events
-      unless gcal_event["start"]["dateTime"] && gcal_event["end"]["dateTime"]
-        Rails.logger.info "skipping all-day event #{gcal_event["id"]} in calendar #{@calendar_id}"
-        return nil
+      def gcal_event_to_event(gcal_event)
+        # skip all day events
+        unless gcal_event["start"]["dateTime"] && gcal_event["end"]["dateTime"]
+          Rails.logger.info "skipping all-day event #{gcal_event["id"]} in calendar #{@calendar_id}"
+          return nil
+        end
+        CalendarEvent.new(
+          id: gcal_event["id"],
+          calendar_id: @calendar_id,
+          summary: gcal_event["summary"],
+          description: gcal_event["description"],
+          start: parse_gcal_time(gcal_event["start"]),
+          finish: parse_gcal_time(gcal_event["end"]),
+          status: gcal_event["status"],
+          attendees: gcal_event.fetch("attendees", []).map { |attendee|
+            Attendee.new(email: attendee["email"], name: attendee["displayName"], status: attendee["responseStatus"])
+          }
+        )
       end
-      CalendarEvent.new(
-        id: gcal_event["id"],
-        calendar_id: @calendar_id,
-        summary: gcal_event["summary"],
-        description: gcal_event["description"],
-        start: parse_gcal_time(gcal_event["start"]),
-        finish: parse_gcal_time(gcal_event["end"]),
-        status: gcal_event["status"],
-        attendees: gcal_event.fetch("attendees", []).map { |attendee|
-          Attendee.new(email: attendee["email"], name: attendee["displayName"], status: attendee["responseStatus"])
-        }
-      )
-    end
   end
 end
diff --git a/app/lib/google/calendar_event.rb b/app/lib/google/calendar_event.rb
index 28e170180..20aa0e678 100644
--- a/app/lib/google/calendar_event.rb
+++ b/app/lib/google/calendar_event.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Google
   class CalendarEvent
     attr_reader :id, :summary, :description, :start, :finish, :attendees, :calendar_id
diff --git a/app/lib/google/test_calendar.rb b/app/lib/google/test_calendar.rb
index f66371d55..6d7710ec4 100644
--- a/app/lib/google/test_calendar.rb
+++ b/app/lib/google/test_calendar.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Google
   # This object is only used during tests to circumvent connections to the Google Calendar API.
   class TestCalendar
@@ -40,18 +42,17 @@ def remove_attendee_from_event(attendee, event_id)
     end
 
     private
-
-    def event_to_gcal_event(event)
-      CalendarEvent.new(
-        id: event.calendar_event_id,
-        calendar_id: event.calendar_id,
-        summary: event.summary,
-        attendees: event.attendees,
-        start: event.start,
-        finish: event.finish,
-        status: "confirmed",
-        description: event.description
-      )
-    end
+      def event_to_gcal_event(event)
+        CalendarEvent.new(
+          id: event.calendar_event_id,
+          calendar_id: event.calendar_id,
+          summary: event.summary,
+          attendees: event.attendees,
+          start: event.start,
+          finish: event.finish,
+          status: "confirmed",
+          description: event.description
+        )
+      end
   end
 end
diff --git a/app/lib/html_to_markdown.rb b/app/lib/html_to_markdown.rb
index 7d835c967..e1e168a82 100644
--- a/app/lib/html_to_markdown.rb
+++ b/app/lib/html_to_markdown.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 ReverseMarkdown::Converters.unregister :strong
 
 class HTMLToMarkdown
diff --git a/app/lib/item_exporter.rb b/app/lib/item_exporter.rb
index 5a4145cb1..4f27f1037 100644
--- a/app/lib/item_exporter.rb
+++ b/app/lib/item_exporter.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "csv"
 
 class ItemExporter
diff --git a/app/lib/manual_import.rb b/app/lib/manual_import.rb
index d446139c6..7786dbd0d 100644
--- a/app/lib/manual_import.rb
+++ b/app/lib/manual_import.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "uri"
 
 class ManualImport
@@ -30,7 +32,7 @@ def update_item!(item)
     filename = File.basename(URI.parse(url).path)
 
     item.manual.attach(
-      filename: filename,
+      filename:,
       io: tempfile,
       content_type: response.mime_type
     )
diff --git a/app/lib/map/chicago.rb b/app/lib/map/chicago.rb
index 13578de8c..17a2d838a 100644
--- a/app/lib/map/chicago.rb
+++ b/app/lib/map/chicago.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Map
   class Chicago
     SVG_FILE = File.join(Rails.root, "app/lib/map/chicago.svg")
@@ -20,25 +22,24 @@ def self.generate_style(value, max, fill)
     end
 
     private
-
-    def load_svg
-      @doc = if @svg
-        Nokogiri::XML(@svg)
-      else
-        File.open(SVG_FILE) { |f| Nokogiri::XML(f) }
+      def load_svg
+        @doc = if @svg
+          Nokogiri::XML(@svg)
+        else
+          File.open(SVG_FILE) { |f| Nokogiri::XML(f) }
+        end
       end
-    end
 
-    def add_fills_to_zipcodes
-      max = @values.values.max
-      @values.each do |key, value|
-        node = @doc.at_css("##{key.to_s.strip}")
-        node["style"] = self.class.generate_style(value, max, @fill) if node
+      def add_fills_to_zipcodes
+        max = @values.values.max
+        @values.each do |key, value|
+          node = @doc.at_css("##{key.to_s.strip}")
+          node["style"] = self.class.generate_style(value, max, @fill) if node
+        end
       end
-    end
 
-    def serialize
-      @doc.to_xml
-    end
+      def serialize
+        @doc.to_xml
+      end
   end
 end
diff --git a/app/lib/member_exporter.rb b/app/lib/member_exporter.rb
index f39524199..b827fb7b6 100644
--- a/app/lib/member_exporter.rb
+++ b/app/lib/member_exporter.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "csv"
 
 class MemberExporter
@@ -51,22 +53,21 @@ def export(stream)
   end
 
   private
+    def year_headers
+      @year_range.flat_map { |year| ["#{year}_amount", "#{year}_started_at"] }
+    end
 
-  def year_headers
-    @year_range.flat_map { |year| ["#{year}_amount", "#{year}_started_at"] }
-  end
-
-  def year_values(member)
-    @year_range.flat_map { |year|
-      started_at = member["#{year}_started_at"]
-      amount = member["#{year}_amount"].to_i
-      if started_at
-        [amount / 100, started_at.to_s(:short_date)]
-      elsif amount > 0
-        [amount / 100, nil]
-      else
-        [nil, nil]
-      end
-    }
-  end
+    def year_values(member)
+      @year_range.flat_map { |year|
+        started_at = member["#{year}_started_at"]
+        amount = member["#{year}_amount"].to_i
+        if started_at
+          [amount / 100, started_at.to_s(:short_date)]
+        elsif amount > 0
+          [amount / 100, nil]
+        else
+          [nil, nil]
+        end
+      }
+    end
 end
diff --git a/app/lib/neon.rb b/app/lib/neon.rb
index 9bbc9efcf..38b822136 100644
--- a/app/lib/neon.rb
+++ b/app/lib/neon.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Neon
   # Until we are storing per-library credentials somewhere other than environment variables,
   # we will prefix the variable names with the library ID to scope credentials to
@@ -26,16 +28,16 @@ def self.member_to_account(member)
           "email1" => member.email
         },
         "accountCustomFields" => [
-          {"id" => "77", "name" => "Member number", "value" => member.number.to_s},
-          {"id" => "76", "name" => "Pronouns", "value" => member.display_pronouns},
-          {"id" => "75", "name" => "Volunteer Interest", "value" => boolean_to_yes_no(member.volunteer_interest)}
+          { "id" => "77", "name" => "Member number", "value" => member.number.to_s },
+          { "id" => "76", "name" => "Pronouns", "value" => member.display_pronouns },
+          { "id" => "75", "name" => "Volunteer Interest", "value" => boolean_to_yes_no(member.volunteer_interest) }
         ]
       }
     }
   end
 
   def self.member_to_address(member)
-    {"addressLine1" => member.address1,
+    { "addressLine1" => member.address1,
      "addressLine2" => member.address2,
      "city" => member.city,
      "stateProvince" => {
@@ -45,7 +47,7 @@ def self.member_to_address(member)
      "type" => {
        "id" => "0",
        "name" => "Home"
-     }}
+     } }
   end
 
   def self.boolean_to_yes_no(value)
@@ -63,7 +65,7 @@ def initialize(organization_id, api_key)
       @api_key = api_key
 
       logger = Logger.new($stdout)
-      @http = HTTP.use(logging: {logger: logger})
+      @http = HTTP.use(logging: { logger: })
     end
 
     def new_request
diff --git a/app/lib/open_days.rb b/app/lib/open_days.rb
index 963c7545f..ad8f8e66c 100644
--- a/app/lib/open_days.rb
+++ b/app/lib/open_days.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class OpenDays
   TIME_SLOTS = [
     OpenStruct.new(day: "Thursday", from: 18, to: 20),
@@ -21,7 +23,7 @@ def self.next_slots(weeks: 2, time_slots: TIME_SLOTS)
   end
 
   def self.next_slots_for_select(weeks: 2, time_slots: TIME_SLOTS)
-    next_slots(weeks: weeks, time_slots: time_slots).each_with_object({}) do |date, memo|
+    next_slots(weeks:, time_slots:).each_with_object({}) do |date, memo|
       key = date.strftime("%A, %B %-d, %Y")
       memo[key] ||= []
       memo[key] << [
diff --git a/app/lib/result.rb b/app/lib/result.rb
index c93a5e619..f01dfd418 100644
--- a/app/lib/result.rb
+++ b/app/lib/result.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class Result
   attr_reader :error
   attr_reader :value
diff --git a/app/lib/spectre_form_builder.rb b/app/lib/spectre_form_builder.rb
index 29632fa53..4336f3981 100644
--- a/app/lib/spectre_form_builder.rb
+++ b/app/lib/spectre_form_builder.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class SpectreFormBuilder < ActionView::Helpers::FormBuilder
   include ERB::Util
 
@@ -38,21 +40,21 @@ def collection_select(method, collection, value_method, text_method, options = {
 
   def tag_select(method, tags)
     namer = ->(c) { c.path_names.map { |n| h(n) }.join(" &rBarr; ").html_safe }
-    @template.tag.div(data: {controller: "tag-editor"}) do
+    @template.tag.div(data: { controller: "tag-editor" }) do
       sequence_layout(method, options) do
-        parent_collection_select method, tags, :id, namer, {}, data: {target: "tag-editor.input"}, multiple: true
+        parent_collection_select method, tags, :id, namer, {}, data: { target: "tag-editor.input" }, multiple: true
       end
     end
   end
 
   def summarized_collection_select(method, collection, value_method, text_method, options = {}, html_options = {})
-    options[:wrapper_options] = {data: {controller: "multi-select"}}
-    html_options[:data] = {target: "multi-select.control", action: "multi-select#change"}
+    options[:wrapper_options] = { data: { controller: "multi-select" } }
+    html_options[:data] = { target: "multi-select.control", action: "multi-select#change" }
     html_options[:class] = "form-sele5"
 
     sequence_layout(method, options) do
       parent_collection_select(method, collection, value_method, text_method, options, html_options) +
-        @template.tag.div(data: {target: "multi-select.summary"}, class: "multi-select-summary")
+        @template.tag.div(data: { target: "multi-select.summary" }, class: "multi-select-summary")
     end
   end
 
@@ -124,9 +126,9 @@ def password_field(method, options = {})
   def autocomplete_text_field(method, options = {})
     text_field(method, options.merge(
       wrapper_options: {
-        data: {controller: "autocomplete", action: "input->autocomplete#input", autocomplete_path: options.delete(:path)}
+        data: { controller: "autocomplete", action: "input->autocomplete#input", autocomplete_path: options.delete(:path) }
       },
-      data: {target: "autocomplete.input"}
+      data: { target: "autocomplete.input" }
     ))
   end
 
@@ -138,9 +140,7 @@ def date_field(method, options = {})
   end
 
   def actions(&block)
-    @template.content_tag :div, class: "form-buttons" do
-      yield
-    end
+    @template.content_tag :div, class: "form-buttons", &block
   end
 
   def button(label = nil, options = {})
@@ -148,7 +148,7 @@ def button(label = nil, options = {})
   end
 
   def submit(label = nil, options = {}, &block)
-    parent_button(label, options.deep_merge(type: "submit", class: "btn btn-primary btn-lg btn-block", data: {disable: true}), &block)
+    parent_button(label, options.deep_merge(type: "submit", class: "btn btn-primary btn-lg btn-block", data: { disable: true }), &block)
   end
 
   def errors
@@ -158,72 +158,71 @@ def errors
   end
 
   private
+    # Use this method for inputs where the label has to preceed the input as a sibling
+    def sequence_layout(method, options = {})
+      label_text = label_or_default(options[:label], method)
+      has_error = @object.errors.include?(method)
+      display_required = options.delete(:required)
+      messages = has_error ? @object.errors.messages[method].join(", ") : options.delete(:hint)
 
-  # Use this method for inputs where the label has to preceed the input as a sibling
-  def sequence_layout(method, options = {})
-    label_text = label_or_default(options[:label], method)
-    has_error = @object.errors.include?(method)
-    display_required = options.delete(:required)
-    messages = has_error ? @object.errors.messages[method].join(", ") : options.delete(:hint)
+      hint_content = messages.present? ? @template.tag.div(messages, class: "form-input-hint") : ""
 
-    hint_content = messages.present? ? @template.tag.div(messages, class: "form-input-hint") : ""
+      wrapper_options = options.delete(:wrapper_options) || {}
+      wrapper_options[:class] ||= "" << " form-group #{"has-error" if has_error}"
+      wrapper_options[:class].strip!
 
-    wrapper_options = options.delete(:wrapper_options) || {}
-    wrapper_options[:class] ||= "" << " form-group #{"has-error" if has_error}"
-    wrapper_options[:class].strip!
+      content_label = options[:label] == false ? "" : label(method, (h(label_text).html_safe + required_label(method, display_required)), { class: "form-label #{options[:label_class]}" })
 
-    content_label = options[:label] == false ? "" : label(method, (h(label_text).html_safe + required_label(method, display_required)), {class: "form-label #{options[:label_class]}"})
-
-    @template.content_tag :div, wrapper_options do
-      content_label.html_safe +
-        yield +
-        hint_content
+      @template.content_tag :div, wrapper_options do
+        content_label.html_safe +
+          yield +
+          hint_content
+      end
     end
-  end
 
-  def required_label(method, show_label)
-    if validation_inspector.attribute_required?(method) && show_label.nil?
-      @template.tag.span("required", class: "label label-warning label-required-field").html_safe
-    elsif show_label
-      @template.tag.span("required", class: "label label-warning label-required-field").html_safe
-    else
-      ""
+    def required_label(method, show_label)
+      if validation_inspector.attribute_required?(method) && show_label.nil?
+        @template.tag.span("required", class: "label label-warning label-required-field").html_safe
+      elsif show_label
+        @template.tag.span("required", class: "label label-warning label-required-field").html_safe
+      else
+        ""
+      end
     end
-  end
 
-  # Use this method for inputs where the label has to wrap the input
-  def wrapped_layout(method, options = {})
-    label_text = label_or_default(options.delete(:label), method)
-    has_error = @object.errors.include?(method)
-    display_required = options.fetch(:required, true)
-    messages = has_error ? @object.errors.messages[method].join(", ") : options.delete(:hint)
-
-    hint_content = messages.present? ? @template.tag.div(messages, class: "form-input-hint") : ""
-
-    wrapper_options = options.delete(:wrapper_options) || {}
-    wrapper_options[:class] ||= "" << " form-group #{"has-error" if has_error}"
-    wrapper_options[:class].strip!
-
-    @template.content_tag :div, wrapper_options do
-      label_options = {class: "form-label #{options.delete(:label_class)}"}
-      label_options[:for] = options.delete(:label_for) if options.key?(:label_for)
-      label(method, **label_options) {
-        yield +
-          label_text +
-          required_label(method, display_required)
-      } +
-        hint_content
+    # Use this method for inputs where the label has to wrap the input
+    def wrapped_layout(method, options = {})
+      label_text = label_or_default(options.delete(:label), method)
+      has_error = @object.errors.include?(method)
+      display_required = options.fetch(:required, true)
+      messages = has_error ? @object.errors.messages[method].join(", ") : options.delete(:hint)
+
+      hint_content = messages.present? ? @template.tag.div(messages, class: "form-input-hint") : ""
+
+      wrapper_options = options.delete(:wrapper_options) || {}
+      wrapper_options[:class] ||= "" << " form-group #{"has-error" if has_error}"
+      wrapper_options[:class].strip!
+
+      @template.content_tag :div, wrapper_options do
+        label_options = { class: "form-label #{options.delete(:label_class)}" }
+        label_options[:for] = options.delete(:label_for) if options.key?(:label_for)
+        label(method, **label_options) {
+          yield +
+            label_text +
+            required_label(method, display_required)
+        } +
+          hint_content
+      end
     end
-  end
 
-  def label_or_default(label, method)
-    return label if label
+    def label_or_default(label, method)
+      return label if label
 
-    method_string = method.to_s
-    if method_string.ends_with?("_ids")
-      method_string.sub("_ids", "").pluralize.titleize
-    else
-      method_string.humanize
+      method_string = method.to_s
+      if method_string.ends_with?("_ids")
+        method_string.sub("_ids", "").pluralize.titleize
+      else
+        method_string.humanize
+      end
     end
-  end
 end
diff --git a/app/lib/square_checkout.rb b/app/lib/square_checkout.rb
index 0468f7d7a..91ac9ae28 100644
--- a/app/lib/square_checkout.rb
+++ b/app/lib/square_checkout.rb
@@ -1,6 +1,8 @@
+# frozen_string_literal: true
+
 class SquareCheckout
   def initialize(access_token:, location_id:, environment: "production", now: Time.current)
-    @client = Square::Client.new(access_token: access_token, environment: environment)
+    @client = Square::Client.new(access_token:, environment:)
     @location_id = location_id
     @now = now
   end
@@ -9,7 +11,7 @@ def checkout_url(amount:, email:, date:, member_id:, return_to:, idempotency_key
     checkout_response = @client.checkout.create_checkout(
       location_id: @location_id,
       body: {
-        idempotency_key: idempotency_key,
+        idempotency_key:,
         redirect_url: return_to,
         pre_populate_buyer_email: email,
         order: {
@@ -39,7 +41,7 @@ def checkout_url(amount:, email:, date:, member_id:, return_to:, idempotency_key
   def fetch_transaction(member:, transaction_id:)
     transaction_response = @client.transactions.retrieve_transaction(
       location_id: @location_id,
-      transaction_id: transaction_id
+      transaction_id:
     )
 
     if transaction_response.success?
@@ -56,8 +58,7 @@ def fetch_transaction(member:, transaction_id:)
   end
 
   private
-
-  def random_idempotency_key
-    rand(1_000_000_000).to_s
-  end
+    def random_idempotency_key
+      rand(1_000_000_000).to_s
+    end
 end
diff --git a/app/lib/step.rb b/app/lib/step.rb
index 127892913..550b21e91 100644
--- a/app/lib/step.rb
+++ b/app/lib/step.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class Step
   attr_accessor :id
   attr_accessor :name
diff --git a/app/lib/validation_inspector.rb b/app/lib/validation_inspector.rb
index 22f0aff3e..bf15c6b31 100644
--- a/app/lib/validation_inspector.rb
+++ b/app/lib/validation_inspector.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 # Provides convenience methods for introspecting the validations defined on a model
 class ValidationInspector
   def initialize(klass)
diff --git a/app/lib/volunteer/day.rb b/app/lib/volunteer/day.rb
index d905da212..f7fe830da 100644
--- a/app/lib/volunteer/day.rb
+++ b/app/lib/volunteer/day.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Volunteer
   class Day
     def initialize(date, today, events, state = nil)
diff --git a/app/lib/volunteer/month_calendar.rb b/app/lib/volunteer/month_calendar.rb
index c55697fcb..11bbadad2 100644
--- a/app/lib/volunteer/month_calendar.rb
+++ b/app/lib/volunteer/month_calendar.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Volunteer
   class MonthCalendar
     attr_reader :first_date
diff --git a/app/lib/volunteer/shift.rb b/app/lib/volunteer/shift.rb
index 15fb7a7c0..8a87b52c2 100644
--- a/app/lib/volunteer/shift.rb
+++ b/app/lib/volunteer/shift.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module Volunteer
   class Shift
     FULLY_STAFFED_COUNT = 2
diff --git a/app/mailers/application_mailer.rb b/app/mailers/application_mailer.rb
index 20e381507..731de3014 100644
--- a/app/mailers/application_mailer.rb
+++ b/app/mailers/application_mailer.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class ApplicationMailer < ActionMailer::Base
   default from: "Chicago Tool Library <team@chicagotoollibrary.org>"
   layout "mailer"
diff --git a/app/mailers/gift_purchaser_mailer.rb b/app/mailers/gift_purchaser_mailer.rb
index 582c9fe21..dcc6dcb1b 100644
--- a/app/mailers/gift_purchaser_mailer.rb
+++ b/app/mailers/gift_purchaser_mailer.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class GiftPurchaserMailer < ApplicationMailer
   before_action :generate_uuid
   after_action :set_uuid_header
@@ -16,20 +18,19 @@ def confirmation
   end
 
   private
+    def generate_uuid
+      @uuid = SecureRandom.uuid
+    end
 
-  def generate_uuid
-    @uuid = SecureRandom.uuid
-  end
+    def set_uuid_header
+      headers["X-SMTPAPI"] = {
+        unique_args: {
+          uuid: @uuid
+        }
+      }.to_json
+    end
 
-  def set_uuid_header
-    headers["X-SMTPAPI"] = {
-      unique_args: {
-        uuid: @uuid
-      }
-    }.to_json
-  end
-
-  def store_notification
-    Notification.create!(uuid: @uuid, action: action_name, address: @gift_membership.purchaser_email, subject: @subject, library: @library)
-  end
+    def store_notification
+      Notification.create!(uuid: @uuid, action: action_name, address: @gift_membership.purchaser_email, subject: @subject, library: @library)
+    end
 end
diff --git a/app/mailers/homepage_mailer.rb b/app/mailers/homepage_mailer.rb
index 02b183efb..7b7b781cc 100644
--- a/app/mailers/homepage_mailer.rb
+++ b/app/mailers/homepage_mailer.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class HomepageMailer < ApplicationMailer
   def inquiry
     @homepage_inquiry = params[:homepage_params]
diff --git a/app/mailers/member_mailer.rb b/app/mailers/member_mailer.rb
index a1ad3a654..fbe4b8d97 100644
--- a/app/mailers/member_mailer.rb
+++ b/app/mailers/member_mailer.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class MemberMailer < ApplicationMailer
   include DateHelper
 
@@ -95,29 +97,28 @@ def appointment_confirmation
   end
 
   private
-
-  def summary_mail(template_name: "summary")
-    @member = params[:member]
-    @library = @member.library
-    @summaries = params[:summaries]
-    @now = params[:now] || Time.current
-
-    mail(to: @member.email, subject: @subject, template_name: template_name)
-  end
-
-  def generate_uuid
-    @uuid = SecureRandom.uuid
-  end
-
-  def set_uuid_header
-    headers["X-SMTPAPI"] = {
-      unique_args: {
-        uuid: @uuid
-      }
-    }.to_json
-  end
-
-  def store_notification
-    Notification.create!(member: @member, uuid: @uuid, action: action_name, address: @member.email, subject: @subject, library: @library)
-  end
+    def summary_mail(template_name: "summary")
+      @member = params[:member]
+      @library = @member.library
+      @summaries = params[:summaries]
+      @now = params[:now] || Time.current
+
+      mail(to: @member.email, subject: @subject, template_name:)
+    end
+
+    def generate_uuid
+      @uuid = SecureRandom.uuid
+    end
+
+    def set_uuid_header
+      headers["X-SMTPAPI"] = {
+        unique_args: {
+          uuid: @uuid
+        }
+      }.to_json
+    end
+
+    def store_notification
+      Notification.create!(member: @member, uuid: @uuid, action: action_name, address: @member.email, subject: @subject, library: @library)
+    end
 end
diff --git a/app/mailers/member_mailer_observer.rb b/app/mailers/member_mailer_observer.rb
index acf521920..846e4f58b 100644
--- a/app/mailers/member_mailer_observer.rb
+++ b/app/mailers/member_mailer_observer.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class MemberMailerObserver
   def self.delivered_email(message)
     return unless message["X-SMTPAPI"]
@@ -5,6 +7,6 @@ def self.delivered_email(message)
     smtpapi_json = message["X-SMTPAPI"].value
     smtpapi_args = JSON.parse(smtpapi_json)
     uuid = smtpapi_args.dig("unique_args", "uuid")
-    Notification.where(uuid: uuid).update(status: "sent")
+    Notification.where(uuid:).update(status: "sent")
   end
 end
diff --git a/app/mailers/user_mailer.rb b/app/mailers/user_mailer.rb
index f7f7b6fce..737aad244 100644
--- a/app/mailers/user_mailer.rb
+++ b/app/mailers/user_mailer.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class UserMailer < Devise::Mailer
   default from: "Chicago Tool Library <team@chicagotoollibrary.org>"
   after_action :store_notification, only: [:reset_password_instructions]
diff --git a/app/models/adjustment.rb b/app/models/adjustment.rb
index aa7767f28..3f7a561cb 100644
--- a/app/models/adjustment.rb
+++ b/app/models/adjustment.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class Adjustment < ApplicationRecord
   monetize :amount_cents
 
@@ -34,9 +36,9 @@ def self.record_member_payment(member, amount, source, square_transaction_id = n
     end
     adjustments << member.adjustments.create!(
       payment_source: source,
-      amount: amount,
+      amount:,
       kind: "payment",
-      square_transaction_id: square_transaction_id
+      square_transaction_id:
     )
     adjustments
   end
diff --git a/app/models/agreement_acceptance.rb b/app/models/agreement_acceptance.rb
index 7cfebc046..89d2fad1b 100644
--- a/app/models/agreement_acceptance.rb
+++ b/app/models/agreement_acceptance.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class AgreementAcceptance < ApplicationRecord
   belongs_to :member
 
diff --git a/app/models/application_record.rb b/app/models/application_record.rb
index 10a4cba84..71fbba5b3 100644
--- a/app/models/application_record.rb
+++ b/app/models/application_record.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class ApplicationRecord < ActiveRecord::Base
   self.abstract_class = true
 end
diff --git a/app/models/appointment.rb b/app/models/appointment.rb
index 9001ac221..9260649cc 100644
--- a/app/models/appointment.rb
+++ b/app/models/appointment.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class Appointment < ApplicationRecord
   has_many :appointment_holds, dependent: :destroy
   has_many :appointment_loans, dependent: :destroy
@@ -45,34 +47,33 @@ def merge!(other_appointment)
   end
 
   private
-
-  def item_present
-    if holds.empty? && loans.empty?
-      errors.add(:base, "Please select an item to pick-up or return for your appointment")
+    def item_present
+      if holds.empty? && loans.empty?
+        errors.add(:base, "Please select an item to pick-up or return for your appointment")
+      end
     end
-  end
 
-  def date_present
-    if starts_at.nil? || ends_at.nil?
-      errors.add(:base, "Please select a date and time for this appointment.")
+    def date_present
+      if starts_at.nil? || ends_at.nil?
+        errors.add(:base, "Please select a date and time for this appointment.")
+      end
     end
-  end
 
-  def ends_at_later_than_starts_at
-    return if ends_at.blank? || starts_at.blank?
+    def ends_at_later_than_starts_at
+      return if ends_at.blank? || starts_at.blank?
 
-    if ends_at < starts_at
-      errors.add(:ends_at, "must be after the starts_at date")
+      if ends_at < starts_at
+        errors.add(:ends_at, "must be after the starts_at date")
+      end
     end
-  end
 
-  def starts_before_holds_expire
-    holds_first_expire = holds.filter_map(&:expires_at).min
-    return unless starts_at
+    def starts_before_holds_expire
+      holds_first_expire = holds.filter_map(&:expires_at).min
+      return unless starts_at
 
-    before_holds_expire = holds_first_expire.nil? || starts_at <= holds_first_expire
-    unless before_holds_expire
-      errors.add(:base, "Please pick an appointment on or before hold expires on #{holds_first_expire.strftime("%a, %-m/%-d")}.")
+      before_holds_expire = holds_first_expire.nil? || starts_at <= holds_first_expire
+      unless before_holds_expire
+        errors.add(:base, "Please pick an appointment on or before hold expires on #{holds_first_expire.strftime("%a, %-m/%-d")}.")
+      end
     end
-  end
 end
diff --git a/app/models/appointment_hold.rb b/app/models/appointment_hold.rb
index 941b13392..a228b66d9 100644
--- a/app/models/appointment_hold.rb
+++ b/app/models/appointment_hold.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class AppointmentHold < ApplicationRecord
   belongs_to :appointment
   belongs_to :hold
diff --git a/app/models/appointment_loan.rb b/app/models/appointment_loan.rb
index 60e0e756e..e9d78c628 100644
--- a/app/models/appointment_loan.rb
+++ b/app/models/appointment_loan.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class AppointmentLoan < ApplicationRecord
   belongs_to :appointment
   belongs_to :loan
diff --git a/app/models/attendee.rb b/app/models/attendee.rb
index 1898555c8..f1895658e 100644
--- a/app/models/attendee.rb
+++ b/app/models/attendee.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class Attendee
   include StoreModel::Model
 
diff --git a/app/models/borrow_policy.rb b/app/models/borrow_policy.rb
index 4acf2e564..4c248edb7 100644
--- a/app/models/borrow_policy.rb
+++ b/app/models/borrow_policy.rb
@@ -1,17 +1,19 @@
+# frozen_string_literal: true
+
 class BorrowPolicy < ApplicationRecord
   monetize :fine_cents, numericality: {
     greater_than_or_equal_to: 0, less_than_or_equal_to: 10
   }
 
   validates :name,
-    presence: true, uniqueness: {scope: :library_id, case_sensitive: false}
+    presence: true, uniqueness: { scope: :library_id, case_sensitive: false }
   validates_numericality_of :duration,
     only_integer: true, greater_than_or_equal_to: 1, less_than: 365
   validates_numericality_of :fine_period,
     only_integer: true, greater_than_or_equal_to: 1, less_than_or_equal_to: 100
   validates_numericality_of :renewal_limit,
     only_integer: true, greater_than_or_equal_to: 0, less_than_or_equal_to: 52
-  validates :code, inclusion: {in: "A".."ZZ", message: "must be 1 or 2 letters from A to ZZ"}, uniqueness: {scope: :library_id}
+  validates :code, inclusion: { in: "A".."ZZ", message: "must be 1 or 2 letters from A to ZZ" }, uniqueness: { scope: :library_id }
 
   validate :require_consumables_to_not_be_uniquely_numbered
 
@@ -45,16 +47,15 @@ def allow_one_holds_per_member?
   after_save :make_only_default
 
   private
-
-  def make_only_default
-    if default
-      self.class.where("id != ?", id).update_all(default: false)
+    def make_only_default
+      if default
+        self.class.where("id != ?", id).update_all(default: false)
+      end
     end
-  end
 
-  def require_consumables_to_not_be_uniquely_numbered
-    if consumable? && uniquely_numbered
-      errors.add(:uniquely_numbered, "must not be enabled for consumables")
+    def require_consumables_to_not_be_uniquely_numbered
+      if consumable? && uniquely_numbered
+        errors.add(:uniquely_numbered, "must not be enabled for consumables")
+      end
     end
-  end
 end
diff --git a/app/models/categorization.rb b/app/models/categorization.rb
index 8b8318eb2..5323c5be1 100644
--- a/app/models/categorization.rb
+++ b/app/models/categorization.rb
@@ -1,15 +1,16 @@
+# frozen_string_literal: true
+
 class Categorization < ApplicationRecord
   belongs_to :item
   belongs_to :category, counter_cache: true
   belongs_to :category_node, foreign_key: "category_id"
-  validates :category_id, uniqueness: {scope: :item_id}
+  validates :category_id, uniqueness: { scope: :item_id }
 
   after_save :refresh_category_nodes
   after_destroy :refresh_category_nodes
 
   private
-
-  def refresh_category_nodes
-    CategoryNode.refresh
-  end
+    def refresh_category_nodes
+      CategoryNode.refresh
+    end
 end
diff --git a/app/models/category.rb b/app/models/category.rb
index 9a3886f0a..82bdfbdc5 100644
--- a/app/models/category.rb
+++ b/app/models/category.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class Category < ApplicationRecord
   has_many :categorizations, dependent: :destroy
   has_many :items, through: :categorizations
@@ -5,8 +7,8 @@ class Category < ApplicationRecord
   belongs_to :parent, class_name: "Category", required: false
   has_many :children, class_name: "Category", foreign_key: "parent_id", dependent: :destroy
 
-  validates :name, presence: true, uniqueness: {scope: :library_id}
-  validates :slug, presence: true, uniqueness: {scope: :library_id}
+  validates :name, presence: true, uniqueness: { scope: :library_id }
+  validates :slug, presence: true, uniqueness: { scope: :library_id }
 
   before_validation :assign_slug
   after_commit :refresh_category_nodes
diff --git a/app/models/category_node.rb b/app/models/category_node.rb
index 30acea47f..348e066a0 100644
--- a/app/models/category_node.rb
+++ b/app/models/category_node.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class CategoryNode < ApplicationRecord
   self.primary_key = :id
 
diff --git a/app/models/document.rb b/app/models/document.rb
index c71eb8d1e..a5369c01b 100644
--- a/app/models/document.rb
+++ b/app/models/document.rb
@@ -1,9 +1,11 @@
+# frozen_string_literal: true
+
 class Document < ApplicationRecord
   has_rich_text :body
 
   validates_presence_of :name, :summary
 
-  scope :coded, ->(code) { where(code: code) }
+  scope :coded, ->(code) { where(code:) }
 
   acts_as_tenant :library
 
diff --git a/app/models/event.rb b/app/models/event.rb
index bcf1e7877..66fd76e35 100644
--- a/app/models/event.rb
+++ b/app/models/event.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class Event < ApplicationRecord
   attribute :attendees, Attendee.to_array_type, default: []
 
diff --git a/app/models/gift_membership.rb b/app/models/gift_membership.rb
index 61a6650e4..426675044 100644
--- a/app/models/gift_membership.rb
+++ b/app/models/gift_membership.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class GiftMembership < ApplicationRecord
   monetize :amount_cents, numericality: {
     greater_than_or_equal_to: 0
@@ -6,9 +8,9 @@ class GiftMembership < ApplicationRecord
   composed_of :code, class_name: "GiftMembershipCode", mapping: %w[code value], allow_nil: true
 
   belongs_to :membership, required: false
-  validates :purchaser_email, format: {with: URI::MailTo::EMAIL_REGEXP, message: "must be a valid email"}
+  validates :purchaser_email, format: { with: URI::MailTo::EMAIL_REGEXP, message: "must be a valid email" }
   validates :purchaser_name, presence: true
-  validates :code, presence: true, uniqueness: {scope: :library_id}
+  validates :code, presence: true, uniqueness: { scope: :library_id }
 
   before_validation :set_code, if: ->(gm) { gm.code.blank? }
 
@@ -33,16 +35,15 @@ def read_attribute_for_validation(attr)
   end
 
   private
+    def set_code
+      self.code = find_random_unique_code
+    end
 
-  def set_code
-    self.code = find_random_unique_code
-  end
-
-  def find_random_unique_code
-    5.times do |n|
-      code = GiftMembershipCode.random
-      return code if self.class.unique_code?(code)
+    def find_random_unique_code
+      5.times do |n|
+        code = GiftMembershipCode.random
+        return code if self.class.unique_code?(code)
+      end
+      raise "could not find a unique code"
     end
-    raise "could not find a unique code"
-  end
 end
diff --git a/app/models/gift_membership_code.rb b/app/models/gift_membership_code.rb
index 5f48bf0e9..fd6ed0f1f 100644
--- a/app/models/gift_membership_code.rb
+++ b/app/models/gift_membership_code.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class GiftMembershipCode
   CODE_CHARACTERS = %w[3 6 7 C D F G H J K M N P R T W X]
   CODE_SIZE = 8
diff --git a/app/models/hold.rb b/app/models/hold.rb
index 27d8232d9..7eceacd0c 100644
--- a/app/models/hold.rb
+++ b/app/models/hold.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class Hold < ApplicationRecord
   HOLD_LENGTH = 7.days
 
@@ -28,7 +30,7 @@ class Hold < ApplicationRecord
   acts_as_tenant :library
 
   def self.active_hold_count_for_item(item)
-    active.where(item: item).count
+    active.where(item:).count
   end
 
   # active and inactive are mutually exclusive
@@ -68,7 +70,7 @@ def started?
   end
 
   def previous_active_holds(now = Time.current)
-    Hold.active(now).where("created_at < ?", created_at).where(item: item).where.not(member: member).order(:ended_at).to_a
+    Hold.active(now).where("created_at < ?", created_at).where(item:).where.not(member:).order(:ended_at).to_a
   end
 
   def ready_for_pickup?(now = Time.current)
@@ -131,12 +133,11 @@ def self.start_waiting_holds(now = Time.current, &block)
   end
 
   private
-
-  def ensure_items_are_holdable
-    return unless item
-    item.reload
-    unless item.holdable?
-      errors.add(:item, "can not be placed on hold")
+    def ensure_items_are_holdable
+      return unless item
+      item.reload
+      unless item.holdable?
+        errors.add(:item, "can not be placed on hold")
+      end
     end
-  end
 end
diff --git a/app/models/item.rb b/app/models/item.rb
index 75807b279..1563c58bb 100644
--- a/app/models/item.rb
+++ b/app/models/item.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class Item < ApplicationRecord
   STATUS_NAMES = {
     "pending" => "Pending",
@@ -24,7 +26,7 @@ class Item < ApplicationRecord
       size: "D",
       strength: "D"
     },
-    using: {tsearch: {prefix: true, dictionary: "english"}}
+    using: { tsearch: { prefix: true, dictionary: "english" } }
 
   has_many :categorizations, dependent: :destroy
   has_many :categories, through: :categorizations,
@@ -81,20 +83,20 @@ def next_hold
   scope :strength_contains, ->(query) { where("strength ILIKE ?", "#{"%" if query.size > 1}#{query}%").limit(10).distinct }
   scope :listed_publicly, -> { where("status = ? OR status = ?", Item.statuses[:active], Item.statuses[:maintenance]) }
   scope :with_category, ->(category) { joins(:categories).merge(category.items) }
-  scope :for_category, ->(category) { joins(:categorizations).where(categorizations: {category_id: CategoryNode.find(category.id).tree_ids}).distinct }
-  scope :available, -> { left_outer_joins(:checked_out_exclusive_loan).where(loans: {id: nil}) }
-  scope :without_attached_image, -> { left_joins(:image_attachment).where(active_storage_attachments: {record_id: nil}) }
+  scope :for_category, ->(category) { joins(:categorizations).where(categorizations: { category_id: CategoryNode.find(category.id).tree_ids }).distinct }
+  scope :available, -> { left_outer_joins(:checked_out_exclusive_loan).where(loans: { id: nil }) }
+  scope :without_attached_image, -> { left_joins(:image_attachment).where(active_storage_attachments: { record_id: nil }) }
   scope :in_maintenance, -> { where(status: Item.statuses.values_at(:maintenance)) }
 
   scope :by_name, -> { order(name: :asc) }
 
   validates :name, presence: true
-  validates :number, numericality: {only_integer: true}, uniqueness: {scope: :library}
-  validates :status, inclusion: {in: Item.statuses.keys}
-  validates :power_source, inclusion: {in: Item.power_sources.keys}, allow_blank: true
-  validates :borrow_policy_id, inclusion: {in: ->(item) { BorrowPolicy.pluck(:id) }}
-  validates :quantity, numericality: {only_integer: true, greater_than_or_equal_to: 0}, if: ->(item) { item.borrow_policy && item.borrow_policy.consumable? }
-  validates :url, format: {with: URI::DEFAULT_PARSER.make_regexp, message: "must be a valid URL", allow_blank: true}
+  validates :number, numericality: { only_integer: true }, uniqueness: { scope: :library }
+  validates :status, inclusion: { in: Item.statuses.keys }
+  validates :power_source, inclusion: { in: Item.power_sources.keys }, allow_blank: true
+  validates :borrow_policy_id, inclusion: { in: ->(item) { BorrowPolicy.pluck(:id) } }
+  validates :quantity, numericality: { only_integer: true, greater_than_or_equal_to: 0 }, if: ->(item) { item.borrow_policy && item.borrow_policy.consumable? }
+  validates :url, format: { with: URI::DEFAULT_PARSER.make_regexp, message: "must be a valid URL", allow_blank: true }
 
   before_validation :assign_number, on: :create
   before_validation :strip_whitespace
@@ -114,7 +116,7 @@ def self.next_number(limit = nil)
 
   def self.find_by_complete_number(complete_number)
     code, number = complete_number.split("-")
-    joins(:borrow_policy).find_by(borrow_policies: {code: code}, number: number.to_i)
+    joins(:borrow_policy).find_by(borrow_policies: { code: }, number: number.to_i)
   end
 
   def assign_number
@@ -183,49 +185,48 @@ def increment_quantity
   end
 
   private
-
-  def cache_description_as_plain_text
-    self.plain_text_description = description.to_plain_text
-  end
-
-  def strip_whitespace
-    %w[name brand size model serial strength].each do |attr_name|
-      value = attributes[attr_name]
-      next unless value.present?
-      write_attribute attr_name, value.strip
+    def cache_description_as_plain_text
+      self.plain_text_description = description.to_plain_text
     end
-  end
 
-  def clear_holds_if_inactive
-    if saved_change_to_status? && status == Item.statuses[:retired]
-      active_holds.update_all(ended_at: Time.current)
+    def strip_whitespace
+      %w[name brand size model serial strength].each do |attr_name|
+        value = attributes[attr_name]
+        next unless value.present?
+        write_attribute attr_name, value.strip
+      end
     end
-  end
 
-  def pause_next_hold_if_maintenance
-    if saved_change_to_status? && status == Item.statuses[:maintenance]
-      next_hold&.update_columns(started_at: nil, expires_at: nil)
+    def clear_holds_if_inactive
+      if saved_change_to_status? && status == Item.statuses[:retired]
+        active_holds.update_all(ended_at: Time.current)
+      end
     end
-  end
 
-  def cache_category_ids(category)
-    @current_category_ids ||= Categorization.where(item_id: id).pluck(:category_id).sort
-  end
+    def pause_next_hold_if_maintenance
+      if saved_change_to_status? && status == Item.statuses[:maintenance]
+        next_hold&.update_columns(started_at: nil, expires_at: nil)
+      end
+    end
 
-  # called when item is created
-  def audited_attributes
-    super.merge("category_ids" => category_ids.sort)
-  end
+    def cache_category_ids(category)
+      @current_category_ids ||= Categorization.where(item_id: id).pluck(:category_id).sort
+    end
 
-  # called when item is updated
-  def audited_changes
-    unless @current_category_ids.present?
-      cache_category_ids(nil)
+    # called when item is created
+    def audited_attributes
+      super.merge("category_ids" => category_ids.sort)
     end
-    if (@current_category_ids.present? || category_ids.present?) && @current_category_ids != category_ids.sort
-      super.merge("category_ids" => [@current_category_ids, category_ids.sort])
-    else
-      super
+
+    # called when item is updated
+    def audited_changes
+      unless @current_category_ids.present?
+        cache_category_ids(nil)
+      end
+      if (@current_category_ids.present? || category_ids.present?) && @current_category_ids != category_ids.sort
+        super.merge("category_ids" => [@current_category_ids, category_ids.sort])
+      else
+        super
+      end
     end
-  end
 end
diff --git a/app/models/item_attachment.rb b/app/models/item_attachment.rb
index bc244cae7..c0f4a8db0 100644
--- a/app/models/item_attachment.rb
+++ b/app/models/item_attachment.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class ItemAttachment < ApplicationRecord
   belongs_to :item
   belongs_to :creator, class_name: "User"
@@ -10,12 +12,11 @@ class ItemAttachment < ApplicationRecord
     "other" => "other"
   }
 
-  validates :kind, inclusion: {in: ItemAttachment.kinds.keys}
+  validates :kind, inclusion: { in: ItemAttachment.kinds.keys }
   validate :file_is_attached
 
   private
-
-  def file_is_attached
-    errors.add(:file, "is required") unless file.attached?
-  end
+    def file_is_attached
+      errors.add(:file, "is required") unless file.attached?
+    end
 end
diff --git a/app/models/library.rb b/app/models/library.rb
index 49ec8c667..4d4aecf00 100644
--- a/app/models/library.rb
+++ b/app/models/library.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class Library < ApplicationRecord
   validates :name, presence: true
   validates :hostname, presence: true, uniqueness: true
@@ -30,20 +32,19 @@ def admissible_postal_codes
   end
 
   private
+    def create_docs
+      documents.create!(name: "Borrow Policy", code: "borrow_policy", summary: "Covers the rules of borrowing. Shown on the first page of member signup.")
+      documents.create!(name: "Agreement", code: "agreement", summary: "Member Waiver of Indemnification")
+    end
 
-  def create_docs
-    documents.create!(name: "Borrow Policy", code: "borrow_policy", summary: "Covers the rules of borrowing. Shown on the first page of member signup.")
-    documents.create!(name: "Agreement", code: "agreement", summary: "Member Waiver of Indemnification")
-  end
-
-  def member_postal_code_regexp
-    return if member_postal_code_pattern.blank?
+    def member_postal_code_regexp
+      return if member_postal_code_pattern.blank?
 
-    begin
-      Regexp.new(member_postal_code_pattern)
-    rescue => e
-      logger.debug "Error parsing `member_postal_code_pattern` `#{member_postal_code_pattern}': #{e}"
-      errors.add(:member_postal_code_pattern, :invalid)
+      begin
+        Regexp.new(member_postal_code_pattern)
+      rescue => e
+        logger.debug "Error parsing `member_postal_code_pattern` `#{member_postal_code_pattern}': #{e}"
+        errors.add(:member_postal_code_pattern, :invalid)
+      end
     end
-  end
 end
diff --git a/app/models/library_update.rb b/app/models/library_update.rb
index b184659d7..a4e5e2ac3 100644
--- a/app/models/library_update.rb
+++ b/app/models/library_update.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class LibraryUpdate < ApplicationRecord
   acts_as_tenant :library
 
diff --git a/app/models/loan.rb b/app/models/loan.rb
index 5be912d3a..1ed6018be 100644
--- a/app/models/loan.rb
+++ b/app/models/loan.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class Loan < ApplicationRecord
   belongs_to :item, optional: true
   belongs_to :member
@@ -9,7 +11,7 @@ class Loan < ApplicationRecord
 
   validates :due_at, presence: true
   validates_numericality_of :ended_at, allow_nil: true, greater_than_or_equal_to: ->(loan) { loan.created_at }
-  validates :initial_loan_id, uniqueness: {scope: :renewal_count}, if: ->(l) { l.initial_loan_id.present? }
+  validates :initial_loan_id, uniqueness: { scope: :renewal_count }, if: ->(l) { l.initial_loan_id.present? }
 
   validates_each :item_id do |record, attr, value|
     if value
@@ -81,7 +83,7 @@ def self.next_open_day(time)
 
   def self.lend(item, to:, now: Time.current)
     due_at = next_open_day(now.end_of_day + item.borrow_policy.duration.days)
-    Loan.new(member: to, item: item, due_at: due_at, uniquely_numbered: item&.borrow_policy&.uniquely_numbered, created_at: now)
+    Loan.new(member: to, item:, due_at:, uniquely_numbered: item&.borrow_policy&.uniquely_numbered, created_at: now)
   end
 
   # Will another renewal exceed the maximum number of renewals?
diff --git a/app/models/loan_summary.rb b/app/models/loan_summary.rb
index f2c1c864e..a265f9a82 100644
--- a/app/models/loan_summary.rb
+++ b/app/models/loan_summary.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class LoanSummary < ApplicationRecord
   self.primary_key = :initial_loan_id
 
@@ -10,7 +12,7 @@ class LoanSummary < ApplicationRecord
   scope :active_on, ->(date) {
     morning = date.beginning_of_day.utc
     night = date.end_of_day.utc
-    where("loan_summaries.created_at BETWEEN :morning AND :night OR loan_summaries.ended_at BETWEEN :morning AND :night OR renewal_requests.updated_at BETWEEN :morning AND :night", morning: morning, night: night).includes(:renewal_requests).references(:renewal_requests)
+    where("loan_summaries.created_at BETWEEN :morning AND :night OR loan_summaries.ended_at BETWEEN :morning AND :night OR renewal_requests.updated_at BETWEEN :morning AND :night", morning:, night:).includes(:renewal_requests).references(:renewal_requests)
   }
 
   scope :checked_out, -> { where(ended_at: nil) }
diff --git a/app/models/member.rb b/app/models/member.rb
index 0c0e098f8..ad9d1bbb0 100644
--- a/app/models/member.rb
+++ b/app/models/member.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class Member < ApplicationRecord
   has_many :acceptances, class_name: "AgreementAcceptance", dependent: :destroy
   has_many :adjustments, dependent: :destroy
@@ -25,14 +27,14 @@ class Member < ApplicationRecord
   enum status: [:pending, :verified, :suspended, :deactivated], _prefix: true
 
   validates :email,
-    format: {with: URI::MailTo::EMAIL_REGEXP, message: "must be a valid email"},
-    uniqueness: {conditions: -> { where.not(status: "deactivated") }}
+    format: { with: URI::MailTo::EMAIL_REGEXP, message: "must be a valid email" },
+    uniqueness: { conditions: -> { where.not(status: "deactivated") } }
   validates :full_name, presence: true
-  validates :phone_number, length: {is: 10, blank: false, message: "must be 10 digits"}
+  validates :phone_number, length: { is: 10, blank: false, message: "must be 10 digits" }
   validates :address1, presence: true
   validates :city, presence: true
   validates :region, presence: true
-  validates :postal_code, length: {is: 5, blank: false, message: "must be 5 digits"}
+  validates :postal_code, length: { is: 5, blank: false, message: "must be 5 digits" }
   validate :postal_code_must_be_in_library_service_area
 
   scope :matching, ->(query) {
@@ -112,44 +114,43 @@ def display_pronouns
 
   def upcoming_appointment_of(schedulable)
     if schedulable.is_a? Hold
-      appointments.upcoming.joins(:holds).where(holds: {id: schedulable.id}).first
+      appointments.upcoming.joins(:holds).where(holds: { id: schedulable.id }).first
     elsif schedulable.is_a? Loan
-      appointments.upcoming.joins(:loans).where(loans: {id: schedulable.id}).first
+      appointments.upcoming.joins(:loans).where(loans: { id: schedulable.id }).first
     end
   end
 
   private
+    def update_user_email
+      user.update_column(:email, email) if user && !user.new_record? # Skip validations
+    end
 
-  def update_user_email
-    user.update_column(:email, email) if user && !user.new_record? # Skip validations
-  end
-
-  def update_neon_crm
-    NeonMemberJob.perform_async(id)
-  end
+    def update_neon_crm
+      NeonMemberJob.perform_async(id)
+    end
 
-  def can_update_neon_crm?
-    Rails.env.production? && Neon.credentials_for_library(library)
-  end
+    def can_update_neon_crm?
+      Rails.env.production? && Neon.credentials_for_library(library)
+    end
 
-  def strip_phone_number
-    self.phone_number = phone_number.gsub(/\D/, "")
-  end
+    def strip_phone_number
+      self.phone_number = phone_number.gsub(/\D/, "")
+    end
 
-  def set_default_address_fields
-    self.city ||= library.city
-    self.region ||= "IL"
-  end
+    def set_default_address_fields
+      self.city ||= library.city
+      self.region ||= "IL"
+    end
 
-  def downcase_email
-    self.email = email.try(:downcase)
-  end
+    def downcase_email
+      self.email = email.try(:downcase)
+    end
 
-  def postal_code_must_be_in_library_service_area
-    return unless library && postal_code.present?
+    def postal_code_must_be_in_library_service_area
+      return unless library && postal_code.present?
 
-    unless library.allows_postal_code?(postal_code)
-      errors.add :postal_code, "must be one of: #{library.admissible_postal_codes.join(", ")}"
+      unless library.allows_postal_code?(postal_code)
+        errors.add :postal_code, "must be one of: #{library.admissible_postal_codes.join(", ")}"
+      end
     end
-  end
 end
diff --git a/app/models/membership.rb b/app/models/membership.rb
index c5cb1c009..7ad581b8b 100644
--- a/app/models/membership.rb
+++ b/app/models/membership.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class Membership < ApplicationRecord
   class PendingMembership < StandardError; end
 
@@ -74,7 +76,7 @@ def self.next_start_date_for_member(member, now: Time.current)
 
   def self.create_for_member(member, amount: 0, source: nil, start_membership: false, now: Time.current, square_transaction_id: nil)
     if start_membership
-      start_date = next_start_date_for_member(member, now: now)
+      start_date = next_start_date_for_member(member, now:)
       raise PendingMembership.new("member with pending membership can't start a new membership") unless start_date
 
       membership = member.memberships.create!(started_at: start_date, ended_at: start_date + 365.days, library: member.library)
@@ -90,22 +92,21 @@ def self.create_for_member(member, amount: 0, source: nil, start_membership: fal
   end
 
   private
+    def no_overlapping_dates
+      overlapping = member.memberships.where(
+        "started_at BETWEEN ? AND ? OR ended_at BETWEEN ? AND ?",
+        started_at, ended_at, started_at, ended_at
+      ).count
 
-  def no_overlapping_dates
-    overlapping = member.memberships.where(
-      "started_at BETWEEN ? AND ? OR ended_at BETWEEN ? AND ?",
-      started_at, ended_at, started_at, ended_at
-    ).count
-
-    errors.add(:base, "can't overlap with another membership") if overlapping > 0
-  end
+      errors.add(:base, "can't overlap with another membership") if overlapping > 0
+    end
 
-  def start_after_end
-    return true unless started_at && ended_at
+    def start_after_end
+      return true unless started_at && ended_at
 
-    if started_at > ended_at
-      errors.add(:started_at, "must start before end")
-      errors.add(:ended_at, "must end after start")
+      if started_at > ended_at
+        errors.add(:started_at, "must start before end")
+        errors.add(:ended_at, "must end after start")
+      end
     end
-  end
 end
diff --git a/app/models/monthly_adjustment.rb b/app/models/monthly_adjustment.rb
index 2cf434343..96eb08dee 100644
--- a/app/models/monthly_adjustment.rb
+++ b/app/models/monthly_adjustment.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class MonthlyAdjustment < ApplicationRecord
   self.primary_key = :year # to handle cases where the primary key is added to order clauses
 
diff --git a/app/models/monthly_appointment.rb b/app/models/monthly_appointment.rb
index 3aeefaae5..1ab0fff82 100644
--- a/app/models/monthly_appointment.rb
+++ b/app/models/monthly_appointment.rb
@@ -1,2 +1,4 @@
+# frozen_string_literal: true
+
 class MonthlyAppointment < ApplicationRecord
 end
diff --git a/app/models/monthly_loan.rb b/app/models/monthly_loan.rb
index 5ee9094c5..2947dcca2 100644
--- a/app/models/monthly_loan.rb
+++ b/app/models/monthly_loan.rb
@@ -1,2 +1,4 @@
+# frozen_string_literal: true
+
 class MonthlyLoan < ApplicationRecord
 end
diff --git a/app/models/monthly_member.rb b/app/models/monthly_member.rb
index d8fa479b4..1da92ca4b 100644
--- a/app/models/monthly_member.rb
+++ b/app/models/monthly_member.rb
@@ -1,2 +1,4 @@
+# frozen_string_literal: true
+
 class MonthlyMember < ApplicationRecord
 end
diff --git a/app/models/note.rb b/app/models/note.rb
index 784feb756..79907ddc7 100644
--- a/app/models/note.rb
+++ b/app/models/note.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class Note < ApplicationRecord
   belongs_to :creator, class_name: "User"
   belongs_to :notable, polymorphic: true
diff --git a/app/models/notification.rb b/app/models/notification.rb
index 08855d59f..2898bab44 100644
--- a/app/models/notification.rb
+++ b/app/models/notification.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class Notification < ApplicationRecord
   enum status: {
     pending: "pending",
@@ -11,7 +13,7 @@ class Notification < ApplicationRecord
   validates :address, presence: true
   validates :action, presence: true
   validates :uuid, presence: true
-  validates :status, inclusion: {in: Notification.statuses.keys}
+  validates :status, inclusion: { in: Notification.statuses.keys }
 
   acts_as_tenant :library
 end
diff --git a/app/models/renewal_request.rb b/app/models/renewal_request.rb
index 93e33373b..965a8aae9 100644
--- a/app/models/renewal_request.rb
+++ b/app/models/renewal_request.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class RenewalRequest < ApplicationRecord
   belongs_to :loan
 
@@ -7,7 +9,7 @@ class RenewalRequest < ApplicationRecord
     rejected: "rejected"
   }
 
-  validates :status, inclusion: {in: RenewalRequest.statuses.keys}
+  validates :status, inclusion: { in: RenewalRequest.statuses.keys }
 
   acts_as_tenant :library
 end
diff --git a/app/models/short_link.rb b/app/models/short_link.rb
index 33f1b5d43..325df1ef8 100644
--- a/app/models/short_link.rb
+++ b/app/models/short_link.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "uri"
 
 class ShortLink < ApplicationRecord
@@ -5,8 +7,8 @@ class ShortLink < ApplicationRecord
   MAX_ITERATIONS = 10
   VALID_CHARS = ["a".."z", "A".."Z", "0".."9"].inject([]) { |a, r| a.concat(r.to_a) }
 
-  validates :slug, presence: true, uniqueness: {scope: :library_id}
-  validates :url, format: {with: URI::DEFAULT_PARSER.make_regexp, message: "must be a valid URL"}, uniqueness: {scope: :library_id}
+  validates :slug, presence: true, uniqueness: { scope: :library_id }
+  validates :url, format: { with: URI::DEFAULT_PARSER.make_regexp, message: "must be a valid URL" }, uniqueness: { scope: :library_id }
 
   before_validation :generate_slug
 
@@ -17,7 +19,7 @@ def views
   end
 
   def self.for_url(url)
-    link = find_or_initialize_by(url: url)
+    link = find_or_initialize_by(url:)
     link.save!
     link
   end
@@ -28,27 +30,26 @@ def record_view
   end
 
   private
+    def generate_slug
+      self.slug = find_random_unique_slug
+    end
 
-  def generate_slug
-    self.slug = find_random_unique_slug
-  end
-
-  def find_random_unique_slug
-    slug = nil
-    MAX_ITERATIONS.times do |n|
-      slug = random_slug(SLUG_LENGTH)
-      break if unique_slug?(slug)
-      raise "could not find a unique slug" if n == (MAX_ITERATIONS - 1)
+    def find_random_unique_slug
+      slug = nil
+      MAX_ITERATIONS.times do |n|
+        slug = random_slug(SLUG_LENGTH)
+        break if unique_slug?(slug)
+        raise "could not find a unique slug" if n == (MAX_ITERATIONS - 1)
+      end
+      slug
     end
-    slug
-  end
 
-  def unique_slug?(slug)
-    self.class.where(slug: slug).count == 0
-  end
+    def unique_slug?(slug)
+      self.class.where(slug:).count == 0
+    end
 
-  def random_slug(length)
-    chars = VALID_CHARS
-    length.times.inject("") { |s| s << chars[rand(chars.size)] }
-  end
+    def random_slug(length)
+      chars = VALID_CHARS
+      length.times.inject("") { |s| s << chars[rand(chars.size)] }
+    end
 end
diff --git a/app/models/ticket.rb b/app/models/ticket.rb
index 09ff16911..17c8864d2 100644
--- a/app/models/ticket.rb
+++ b/app/models/ticket.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class Ticket < ApplicationRecord
   STATUS_NAMES = {
     "assess" => "Assess",
@@ -28,7 +30,7 @@ class Ticket < ApplicationRecord
   has_rich_text :body
 
   validates :title, presence: true
-  validates :status, inclusion: {in: Ticket.statuses.keys}
+  validates :status, inclusion: { in: Ticket.statuses.keys }
 
   audited
   acts_as_tenant :library
diff --git a/app/models/ticket_update.rb b/app/models/ticket_update.rb
index 72c01941c..c62e33b35 100644
--- a/app/models/ticket_update.rb
+++ b/app/models/ticket_update.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class TicketUpdate < ApplicationRecord
   belongs_to :ticket, touch: true
   belongs_to :creator, class_name: "User"
@@ -5,7 +7,7 @@ class TicketUpdate < ApplicationRecord
 
   has_rich_text :body
   validates :body, presence: true
-  validates :time_spent, numericality: {allow_blank: true}
+  validates :time_spent, numericality: { allow_blank: true }
 
   acts_as_tenant :library
 
diff --git a/app/models/user.rb b/app/models/user.rb
index 690d6df6f..30ffc9438 100644
--- a/app/models/user.rb
+++ b/app/models/user.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class User < ApplicationRecord
   devise :database_authenticatable, :recoverable, :rememberable,
     :lockable, :timeoutable, :trackable, :validatable
diff --git a/app/nulls/null_association_proxy.rb b/app/nulls/null_association_proxy.rb
index 0f4529c57..c425a1a5c 100644
--- a/app/nulls/null_association_proxy.rb
+++ b/app/nulls/null_association_proxy.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class NullAssociationProxy
   def count
     0
diff --git a/app/nulls/null_attachment.rb b/app/nulls/null_attachment.rb
index e9a2feef4..d5376b984 100644
--- a/app/nulls/null_attachment.rb
+++ b/app/nulls/null_attachment.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class NullAttachment
   def attached?
     false
diff --git a/app/nulls/null_borrow_policy.rb b/app/nulls/null_borrow_policy.rb
index 7f45ded6b..374128a53 100644
--- a/app/nulls/null_borrow_policy.rb
+++ b/app/nulls/null_borrow_policy.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class NullBorrowPolicy
   def renewal_limit
     0
diff --git a/app/nulls/null_item.rb b/app/nulls/null_item.rb
index 97a1592a4..8042c2d6e 100644
--- a/app/nulls/null_item.rb
+++ b/app/nulls/null_item.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class NullItem
   include ActiveModel::Model
 
diff --git a/app/policies/application_policy.rb b/app/policies/application_policy.rb
index eefe976c6..50f2d7c61 100644
--- a/app/policies/application_policy.rb
+++ b/app/policies/application_policy.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class ApplicationPolicy
   attr_reader :user, :record
 
diff --git a/app/policies/loan_policy.rb b/app/policies/loan_policy.rb
index 31171b476..0cbe7318c 100644
--- a/app/policies/loan_policy.rb
+++ b/app/policies/loan_policy.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class LoanPolicy
   attr_reader :user, :loan
 
diff --git a/app/views/admin/documents/_agreement.json.jbuilder b/app/views/admin/documents/_agreement.json.jbuilder
index 9f27773fd..75dc6645f 100644
--- a/app/views/admin/documents/_agreement.json.jbuilder
+++ b/app/views/admin/documents/_agreement.json.jbuilder
@@ -1,2 +1,4 @@
+# frozen_string_literal: true
+
 json.extract! agreement, :code, :name, :summary, :body, :updated_at
 json.url admin_agreement_url(agreement, format: :json)
diff --git a/app/views/admin/documents/index.json.jbuilder b/app/views/admin/documents/index.json.jbuilder
index 826f87b8d..6cd3f5aa2 100644
--- a/app/views/admin/documents/index.json.jbuilder
+++ b/app/views/admin/documents/index.json.jbuilder
@@ -1 +1,3 @@
+# frozen_string_literal: true
+
 json.array! @agreements, partial: "admin/agreements/agreement", as: :agreement
diff --git a/app/views/admin/documents/show.json.jbuilder b/app/views/admin/documents/show.json.jbuilder
index 4550255cf..8a2f305e7 100644
--- a/app/views/admin/documents/show.json.jbuilder
+++ b/app/views/admin/documents/show.json.jbuilder
@@ -1 +1,3 @@
+# frozen_string_literal: true
+
 json.partial! "admin/agreements/agreement", agreement: @agreement
diff --git a/app/views/admin/gift_memberships/_gift_membership.json.jbuilder b/app/views/admin/gift_memberships/_gift_membership.json.jbuilder
index 676dfb157..13908a97f 100644
--- a/app/views/admin/gift_memberships/_gift_membership.json.jbuilder
+++ b/app/views/admin/gift_memberships/_gift_membership.json.jbuilder
@@ -1,2 +1,4 @@
+# frozen_string_literal: true
+
 json.extract! gift_membership, :id, :purchaser_email, :purchaser_name, :amount_cents, :code, :membership_id, :created_at, :updated_at
 json.url gift_membership_url(gift_membership, format: :json)
diff --git a/app/views/admin/gift_memberships/index.json.jbuilder b/app/views/admin/gift_memberships/index.json.jbuilder
index 520bdc237..fb0cc9793 100644
--- a/app/views/admin/gift_memberships/index.json.jbuilder
+++ b/app/views/admin/gift_memberships/index.json.jbuilder
@@ -1 +1,3 @@
+# frozen_string_literal: true
+
 json.array! @gift_memberships, partial: "gift_memberships/gift_membership", as: :gift_membership
diff --git a/app/views/admin/gift_memberships/show.json.jbuilder b/app/views/admin/gift_memberships/show.json.jbuilder
index 59150b8d5..a088c238a 100644
--- a/app/views/admin/gift_memberships/show.json.jbuilder
+++ b/app/views/admin/gift_memberships/show.json.jbuilder
@@ -1 +1,3 @@
+# frozen_string_literal: true
+
 json.partial! "gift_memberships/gift_membership", gift_membership: @gift_membership
diff --git a/app/views/admin/loans/_loan.json.jbuilder b/app/views/admin/loans/_loan.json.jbuilder
index 173417eb8..bfaa6c8a2 100644
--- a/app/views/admin/loans/_loan.json.jbuilder
+++ b/app/views/admin/loans/_loan.json.jbuilder
@@ -1,2 +1,4 @@
+# frozen_string_literal: true
+
 json.extract! loan, :id, :item_id, :member_id, :due_at, :ended_at, :created_at, :updated_at
 json.url admin_loan_url(loan, format: :json)
diff --git a/app/views/admin/loans/index.json.jbuilder b/app/views/admin/loans/index.json.jbuilder
index 49e509744..92f35e129 100644
--- a/app/views/admin/loans/index.json.jbuilder
+++ b/app/views/admin/loans/index.json.jbuilder
@@ -1 +1,3 @@
+# frozen_string_literal: true
+
 json.array! @loans, partial: "admin/loans/loan", as: :loan
diff --git a/bin/bundle b/bin/bundle
index 3917ce9a1..0817fb64d 100755
--- a/bin/bundle
+++ b/bin/bundle
@@ -11,7 +11,7 @@
 require "rubygems"
 
 m = Module.new do
-    module_function
+  module_function
 
   def invoked_as_script?
     File.expand_path($0) == File.expand_path(__FILE__)
@@ -61,10 +61,8 @@ m = Module.new do
   end
 
   def bundler_version
-    @bundler_version ||= begin
-      env_var_version || cli_arg_version ||
+    @bundler_version ||= env_var_version || cli_arg_version ||
         lockfile_version || "#{Gem::Requirement.default}.a"
-    end
   end
 
   def load_bundler!
diff --git a/bin/rails b/bin/rails
index 5badb2fde..b0427c7c1 100755
--- a/bin/rails
+++ b/bin/rails
@@ -1,9 +1,11 @@
 #!/usr/bin/env ruby
+# frozen_string_literal: true
+
 begin
-  load File.expand_path('../spring', __FILE__)
+  load File.expand_path("../spring", __FILE__)
 rescue LoadError => e
-  raise unless e.message.include?('spring')
+  raise unless e.message.include?("spring")
 end
-APP_PATH = File.expand_path('../config/application', __dir__)
-require_relative '../config/boot'
-require 'rails/commands'
+APP_PATH = File.expand_path("../config/application", __dir__)
+require_relative "../config/boot"
+require "rails/commands"
diff --git a/bin/rake b/bin/rake
index d87d5f578..de33f8860 100755
--- a/bin/rake
+++ b/bin/rake
@@ -1,9 +1,11 @@
 #!/usr/bin/env ruby
+# frozen_string_literal: true
+
 begin
-  load File.expand_path('../spring', __FILE__)
+  load File.expand_path("../spring", __FILE__)
 rescue LoadError => e
-  raise unless e.message.include?('spring')
+  raise unless e.message.include?("spring")
 end
-require_relative '../config/boot'
-require 'rake'
+require_relative "../config/boot"
+require "rake"
 Rake.application.run
diff --git a/bin/reset b/bin/reset
index f49b2ca9a..bbce0e380 100755
--- a/bin/reset
+++ b/bin/reset
@@ -1,8 +1,10 @@
 #!/usr/bin/env ruby
-require 'fileutils'
+# frozen_string_literal: true
+
+require "fileutils"
 
 # path to your application root.
-APP_ROOT = File.expand_path('..', __dir__)
+APP_ROOT = File.expand_path("..", __dir__)
 
 def system!(*args)
   system(*args) || abort("\n== Command #{args} failed ==")
@@ -11,21 +13,21 @@ end
 FileUtils.chdir APP_ROOT do
   # This script resets the application to a stable state for development
 
-  puts '== Drop db connections =='
-  system! 'bin/rails db:close_connections'
+  puts "== Drop db connections =="
+  system! "bin/rails db:close_connections"
 
-  puts '== Database reset =='
-  system! 'bin/rails db:reset'
+  puts "== Database reset =="
+  system! "bin/rails db:reset"
 
   puts "\n== Loading dev data =="
-  system! 'bin/rails devdata:load'
+  system! "bin/rails devdata:load"
 
   puts "\n== Creating loans and holds =="
-  system! 'bin/rails devdata:create_loans_and_holds'
+  system! "bin/rails devdata:create_loans_and_holds"
 
   puts "\n== Removing old logs and tempfiles =="
-  system! 'bin/rails log:clear tmp:clear'
+  system! "bin/rails log:clear tmp:clear"
 
   puts "\n== Restarting application server =="
-  system! 'bin/rails restart'
+  system! "bin/rails restart"
 end
diff --git a/bin/setup b/bin/setup
index c1f8eb9db..a0eec5388 100755
--- a/bin/setup
+++ b/bin/setup
@@ -1,8 +1,10 @@
 #!/usr/bin/env ruby
-require 'fileutils'
+# frozen_string_literal: true
+
+require "fileutils"
 
 # path to your application root.
-APP_ROOT = File.expand_path('..', __dir__)
+APP_ROOT = File.expand_path("..", __dir__)
 
 def system!(*args)
   system(*args) || abort("\n== Command #{args} failed ==")
@@ -12,12 +14,12 @@ FileUtils.chdir APP_ROOT do
   # This script is a starting point to setup your application.
   # Add necessary setup steps to this file.
 
-  puts '== Installing dependencies =='
-  system! 'gem install bundler --conservative'
-  system('bundle check') || system!('bundle install')
+  puts "== Installing dependencies =="
+  system! "gem install bundler --conservative"
+  system("bundle check") || system!("bundle install")
 
   # Install JavaScript dependencies
-  system('bin/yarn')
+  system("bin/yarn")
 
   # puts "\n== Copying sample files =="
   # unless File.exist?('config/database.yml')
@@ -25,14 +27,14 @@ FileUtils.chdir APP_ROOT do
   # end
 
   puts "\n== Preparing database =="
-  system! 'bin/rails db:setup'
+  system! "bin/rails db:setup"
 
   puts "\n== Loading dev data =="
-  system! 'bin/rails devdata:load'
+  system! "bin/rails devdata:load"
 
   puts "\n== Removing old logs and tempfiles =="
-  system! 'bin/rails log:clear tmp:clear'
+  system! "bin/rails log:clear tmp:clear"
 
   puts "\n== Restarting application server =="
-  system! 'bin/rails restart'
+  system! "bin/rails restart"
 end
diff --git a/bin/spring b/bin/spring
index fb2ec2ebb..3ad0d069d 100755
--- a/bin/spring
+++ b/bin/spring
@@ -1,17 +1,18 @@
 #!/usr/bin/env ruby
+# frozen_string_literal: true
 
 # This file loads spring without using Bundler, in order to be fast.
 # It gets overwritten when you run the `spring binstub` command.
 
 unless defined?(Spring)
-  require 'rubygems'
-  require 'bundler'
+  require "rubygems"
+  require "bundler"
 
   lockfile = Bundler::LockfileParser.new(Bundler.default_lockfile.read)
   spring = lockfile.specs.detect { |spec| spec.name == "spring" }
   if spring
     Gem.use_paths Gem.dir, Bundler.bundle_path.to_s, *Gem.path
-    gem 'spring', spring.version
-    require 'spring/binstub'
+    gem "spring", spring.version
+    require "spring/binstub"
   end
 end
diff --git a/bin/update b/bin/update
index fe9271118..b331994ad 100755
--- a/bin/update
+++ b/bin/update
@@ -1,8 +1,10 @@
 #!/usr/bin/env ruby
-require 'fileutils'
+# frozen_string_literal: true
+
+require "fileutils"
 
 # path to your application root.
-APP_ROOT = File.expand_path('..', __dir__)
+APP_ROOT = File.expand_path("..", __dir__)
 
 def system!(*args)
   system(*args) || abort("\n== Command #{args} failed ==")
@@ -12,19 +14,19 @@ FileUtils.chdir APP_ROOT do
   # This script is a way to update your development environment automatically.
   # Add necessary update steps to this file.
 
-  puts '== Installing dependencies =='
-  system! 'gem install bundler --conservative'
-  system('bundle check') || system!('bundle install')
+  puts "== Installing dependencies =="
+  system! "gem install bundler --conservative"
+  system("bundle check") || system!("bundle install")
 
   # Install JavaScript dependencies
   # system('bin/yarn')
 
   puts "\n== Updating database =="
-  system! 'rails db:migrate'
+  system! "rails db:migrate"
 
   puts "\n== Removing old logs and tempfiles =="
-  system! 'rails log:clear tmp:clear'
+  system! "rails log:clear tmp:clear"
 
   puts "\n== Restarting application server =="
-  system! 'rails restart'
+  system! "rails restart"
 end
diff --git a/bin/yarn b/bin/yarn
index 460dd565b..9d7bac762 100755
--- a/bin/yarn
+++ b/bin/yarn
@@ -1,11 +1,11 @@
 #!/usr/bin/env ruby
-APP_ROOT = File.expand_path('..', __dir__)
+# frozen_string_literal: true
+
+APP_ROOT = File.expand_path("..", __dir__)
 Dir.chdir(APP_ROOT) do
-  begin
-    exec "yarnpkg", *ARGV
-  rescue Errno::ENOENT
-    $stderr.puts "Yarn executable was not detected in the system."
-    $stderr.puts "Download Yarn at https://yarnpkg.com/en/docs/install"
-    exit 1
-  end
+  exec "yarnpkg", *ARGV
+rescue Errno::ENOENT
+  $stderr.puts "Yarn executable was not detected in the system."
+  $stderr.puts "Download Yarn at https://yarnpkg.com/en/docs/install"
+  exit 1
 end
diff --git a/config.ru b/config.ru
index 441e6ff0c..bff88d608 100644
--- a/config.ru
+++ b/config.ru
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 # This file is used by Rack-based servers to start the application.
 
 require_relative "config/environment"
diff --git a/config/application.rb b/config/application.rb
index cab646486..de1c66c07 100644
--- a/config/application.rb
+++ b/config/application.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require_relative "boot"
 
 require "rails"
diff --git a/config/boot.rb b/config/boot.rb
index 988a5ddc4..aef6d031e 100644
--- a/config/boot.rb
+++ b/config/boot.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 ENV["BUNDLE_GEMFILE"] ||= File.expand_path("../Gemfile", __dir__)
 
 require "bundler/setup" # Set up gems listed in the Gemfile.
diff --git a/config/environment.rb b/config/environment.rb
index cac531577..7df99e89c 100644
--- a/config/environment.rb
+++ b/config/environment.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 # Load the Rails application.
 require_relative "application"
 
diff --git a/config/environments/development.rb b/config/environments/development.rb
index 795ca5db8..7bad5a7bd 100644
--- a/config/environments/development.rb
+++ b/config/environments/development.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 Rails.application.configure do
   # Settings specified here will take precedence over those in config/application.rb.
 
@@ -77,7 +79,7 @@
     end
   end
 
-  config.action_mailer.default_url_options = {host: "localhost", port: 3000}
+  config.action_mailer.default_url_options = { host: "localhost", port: 3000 }
   config.action_mailer.asset_host = "http://localhost:3000"
   config.action_mailer.delivery_method = :letter_opener
   config.action_mailer.perform_deliveries = true
diff --git a/config/environments/production.rb b/config/environments/production.rb
index 1017e55a2..2bac8f121 100644
--- a/config/environments/production.rb
+++ b/config/environments/production.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 Rails.application.configure do
   # Settings specified here will take precedence over those in config/application.rb.
 
@@ -31,7 +33,7 @@
   # Enable serving of images, stylesheets, and JavaScripts from an asset server.
   # config.action_controller.asset_host = 'http://assets.example.com'
 
-  config.action_mailer.default_url_options = {host: "app.chicagotoollibrary.org"}
+  config.action_mailer.default_url_options = { host: "app.chicagotoollibrary.org" }
   config.action_mailer.asset_host = "https://app.chicagotoollibrary.org"
 
   # Specifies the header that your server uses for sending files.
diff --git a/config/environments/staging.rb b/config/environments/staging.rb
index 1d5de42ef..017479ff0 100644
--- a/config/environments/staging.rb
+++ b/config/environments/staging.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 Rails.application.configure do
   # Settings specified here will take precedence over those in config/application.rb.
 
@@ -77,7 +79,7 @@
     end
   end
 
-  config.action_mailer.default_url_options = {host: "localhost", port: 3000}
+  config.action_mailer.default_url_options = { host: "localhost", port: 3000 }
   config.action_mailer.asset_host = "http://localhost:3000"
   config.action_mailer.delivery_method = :letter_opener
   config.action_mailer.perform_deliveries = true
diff --git a/config/environments/test.rb b/config/environments/test.rb
index a3ec4d561..18114514a 100644
--- a/config/environments/test.rb
+++ b/config/environments/test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require_dependency "acts_as_tenant/test_tenant_middleware"
 
 Rails.application.configure do
@@ -40,7 +42,7 @@
   # The :test delivery method accumulates sent emails in the
   # ActionMailer::Base.deliveries array.
   config.action_mailer.delivery_method = :test
-  config.action_mailer.default_url_options = {host: "example.com"}
+  config.action_mailer.default_url_options = { host: "example.com" }
 
   # Print deprecation notices to the stderr.
   config.active_support.deprecation = :stderr
diff --git a/config/initializers/application_controller_renderer.rb b/config/initializers/application_controller_renderer.rb
index 89d2efab2..f4556db39 100644
--- a/config/initializers/application_controller_renderer.rb
+++ b/config/initializers/application_controller_renderer.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 # Be sure to restart your server when you modify this file.
 
 # ActiveSupport::Reloader.to_prepare do
diff --git a/config/initializers/backtrace_silencers.rb b/config/initializers/backtrace_silencers.rb
index 59385cdf3..d0f0d3b5d 100644
--- a/config/initializers/backtrace_silencers.rb
+++ b/config/initializers/backtrace_silencers.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 # Be sure to restart your server when you modify this file.
 
 # You can add backtrace silencers for libraries that you're using but don't wish to see in your backtraces.
diff --git a/config/initializers/content_security_policy.rb b/config/initializers/content_security_policy.rb
index 1b79e310e..d7efc5d67 100644
--- a/config/initializers/content_security_policy.rb
+++ b/config/initializers/content_security_policy.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 # Be sure to restart your server when you modify this file.
 
 # Define an application-wide content security policy
diff --git a/config/initializers/cookies_serializer.rb b/config/initializers/cookies_serializer.rb
index 5a6a32d37..ee8dff9c9 100644
--- a/config/initializers/cookies_serializer.rb
+++ b/config/initializers/cookies_serializer.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 # Be sure to restart your server when you modify this file.
 
 # Specify a serializer for the signed and encrypted cookie jars.
diff --git a/config/initializers/custom_time_formats.rb b/config/initializers/custom_time_formats.rb
index a79f830f5..fd729fa74 100644
--- a/config/initializers/custom_time_formats.rb
+++ b/config/initializers/custom_time_formats.rb
@@ -1 +1,3 @@
+# frozen_string_literal: true
+
 Time::DATE_FORMATS[:long_date] = "%B %-d, %Y"
diff --git a/config/initializers/date_format.rb b/config/initializers/date_format.rb
index 5b0d5d1fb..0b2ab962b 100644
--- a/config/initializers/date_format.rb
+++ b/config/initializers/date_format.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 Date::DATE_FORMATS[:short_date] = "%-m/%-d/%Y"
 Time::DATE_FORMATS[:short_date] = "%-m/%-d/%Y"
 
diff --git a/config/initializers/dotenv.rb b/config/initializers/dotenv.rb
index 3a40225af..1fea8e696 100644
--- a/config/initializers/dotenv.rb
+++ b/config/initializers/dotenv.rb
@@ -1 +1,3 @@
+# frozen_string_literal: true
+
 Dotenv.require_keys("SQUARE_ACCESS_TOKEN", "SQUARE_LOCATION_ID")
diff --git a/config/initializers/email_observers.rb b/config/initializers/email_observers.rb
index 516bb3d92..64c702d64 100644
--- a/config/initializers/email_observers.rb
+++ b/config/initializers/email_observers.rb
@@ -1 +1,3 @@
+# frozen_string_literal: true
+
 Rails.application.config.action_mailer.observers = [:member_mailer_observer]
diff --git a/config/initializers/filter_parameter_logging.rb b/config/initializers/filter_parameter_logging.rb
index 4a994e1e7..7a4f47b4c 100644
--- a/config/initializers/filter_parameter_logging.rb
+++ b/config/initializers/filter_parameter_logging.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 # Be sure to restart your server when you modify this file.
 
 # Configure sensitive parameters which will be filtered from the log file.
diff --git a/config/initializers/inflections.rb b/config/initializers/inflections.rb
index 48d7b512d..ec9b00914 100644
--- a/config/initializers/inflections.rb
+++ b/config/initializers/inflections.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 # Be sure to restart your server when you modify this file.
 
 # Add new inflection rules using the following format. Inflections
diff --git a/config/initializers/logging.rb b/config/initializers/logging.rb
index b737c65bd..8e9dbffd5 100644
--- a/config/initializers/logging.rb
+++ b/config/initializers/logging.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 # when requests are sent from http.rb gem
 ActiveSupport::Notifications.subscribe("start_request.http") do |name, start, finish, id, payload|
   filtered = payload[:request].uri.to_s.gsub(/((?:client_secret|refresh_token)=)[^&]+/, '\1[FILTERED]')
@@ -7,6 +9,6 @@
 # when requests are completed from http.rb gem
 ActiveSupport::Notifications.subscribe("request.http") do |name, start, finish, id, payload|
   Rails.logger.info(
-    name: name, start: start.to_f, finish: finish.to_f, id: id, payload: payload
+    name:, start: start.to_f, finish: finish.to_f, id:, payload:
   )
 end
diff --git a/config/initializers/mime_types.rb b/config/initializers/mime_types.rb
index f15bab4b2..f4285fffd 100644
--- a/config/initializers/mime_types.rb
+++ b/config/initializers/mime_types.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 # Be sure to restart your server when you modify this file.
 
 # Add new mime types for use in respond_to blocks:
diff --git a/config/initializers/money.rb b/config/initializers/money.rb
index 0a9e6d509..985ff60b7 100644
--- a/config/initializers/money.rb
+++ b/config/initializers/money.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 MoneyRails.configure do |config|
   config.locale_backend = :currency
   # To set the default currency
diff --git a/config/initializers/omniauth.rb b/config/initializers/omniauth.rb
index 20c157259..8d24558c2 100644
--- a/config/initializers/omniauth.rb
+++ b/config/initializers/omniauth.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 Rails.application.config.middleware.use OmniAuth::Builder do
   provider :google_oauth2, ENV["GOOGLE_CLIENT_ID"], ENV["GOOGLE_CLIENT_SECRET"]
 end
diff --git a/config/initializers/pagy.rb b/config/initializers/pagy.rb
index 5b2101615..68406f760 100644
--- a/config/initializers/pagy.rb
+++ b/config/initializers/pagy.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "pagy/extras/bootstrap"
 require "pagy/extras/arel"
 require "pagy/extras/overflow"
diff --git a/config/initializers/staging_access.rb b/config/initializers/staging_access.rb
index acb99f6aa..521bff8ad 100644
--- a/config/initializers/staging_access.rb
+++ b/config/initializers/staging_access.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 unless ENV["HTTP_BASIC_USERS"].blank?
   Rails.application.config.middleware.use ::Rack::Auth::Basic do |username, password|
     ENV["HTTP_BASIC_USERS"].split(";").any? do |pair|
diff --git a/config/initializers/translation.rb b/config/initializers/translation.rb
index 7c2aa2e62..9571d84a1 100644
--- a/config/initializers/translation.rb
+++ b/config/initializers/translation.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 TranslationIO.configure do |config|
   config.api_key = ENV.fetch("TRANSLATION_IO_API_KEY", "not a real key")
   config.source_locale = "en"
diff --git a/config/initializers/wrap_parameters.rb b/config/initializers/wrap_parameters.rb
index bbfc3961b..2f3c0db47 100644
--- a/config/initializers/wrap_parameters.rb
+++ b/config/initializers/wrap_parameters.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 # Be sure to restart your server when you modify this file.
 
 # This file contains settings for ActionController::ParamsWrapper which
diff --git a/config/puma.rb b/config/puma.rb
index a4e630516..1ec595e7c 100644
--- a/config/puma.rb
+++ b/config/puma.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "barnes"
 
 # Puma can serve each request in a thread from an internal thread pool.
diff --git a/config/routes.rb b/config/routes.rb
index effb45b6b..d2bf1d31a 100644
--- a/config/routes.rb
+++ b/config/routes.rb
@@ -1,5 +1,7 @@
+# frozen_string_literal: true
+
 Rails.application.routes.draw do
-  devise_for :users, controllers: {sessions: "users/sessions"}
+  devise_for :users, controllers: { sessions: "users/sessions" }
 
   namespace :signup do
     resources :members, only: [:new, :create]
@@ -186,6 +188,6 @@
   end
 
   %w[404 422 500 503].each do |code|
-    match code, to: "errors#show", via: :all, code: code, as: "error_#{code}"
+    match code, to: "errors#show", via: :all, code:, as: "error_#{code}"
   end
 end
diff --git a/config/spring.rb b/config/spring.rb
index db5bf1307..37a354342 100644
--- a/config/spring.rb
+++ b/config/spring.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 Spring.watch(
   ".ruby-version",
   ".rbenv-vars",
diff --git a/db/migrate/20190314033712_create_items.rb b/db/migrate/20190314033712_create_items.rb
index f5aa3eea6..7882f0c57 100644
--- a/db/migrate/20190314033712_create_items.rb
+++ b/db/migrate/20190314033712_create_items.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class CreateItems < ActiveRecord::Migration[6.0]
   def change
     create_table :items do |t|
diff --git a/db/migrate/20190314034749_create_active_storage_tables.active_storage.rb b/db/migrate/20190314034749_create_active_storage_tables.active_storage.rb
index fd86aef01..344c574bf 100644
--- a/db/migrate/20190314034749_create_active_storage_tables.active_storage.rb
+++ b/db/migrate/20190314034749_create_active_storage_tables.active_storage.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 # This migration comes from active_storage (originally 20170806125915)
 class CreateActiveStorageTables < ActiveRecord::Migration[5.2]
   def change
diff --git a/db/migrate/20190314034750_create_action_text_tables.action_text.rb b/db/migrate/20190314034750_create_action_text_tables.action_text.rb
index 191a034ed..86c61bc19 100644
--- a/db/migrate/20190314034750_create_action_text_tables.action_text.rb
+++ b/db/migrate/20190314034750_create_action_text_tables.action_text.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 # This migration comes from action_text (originally 20180528164100)
 class CreateActionTextTables < ActiveRecord::Migration[6.0]
   def change
diff --git a/db/migrate/20190317013855_add_number_to_items.rb b/db/migrate/20190317013855_add_number_to_items.rb
index 55550cd7f..7681573ac 100644
--- a/db/migrate/20190317013855_add_number_to_items.rb
+++ b/db/migrate/20190317013855_add_number_to_items.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class AddNumberToItems < ActiveRecord::Migration[6.0]
   def change
     add_column :items, :number, :integer, null: false, unique: true
diff --git a/db/migrate/20190317031248_create_categories.rb b/db/migrate/20190317031248_create_categories.rb
index 6e1171e1a..1d33028c6 100644
--- a/db/migrate/20190317031248_create_categories.rb
+++ b/db/migrate/20190317031248_create_categories.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class CreateCategories < ActiveRecord::Migration[6.0]
   def change
     create_table :categories do |t|
diff --git a/db/migrate/20190317032441_create_categorizations.rb b/db/migrate/20190317032441_create_categorizations.rb
index 10c7cebda..5c46bd7f1 100644
--- a/db/migrate/20190317032441_create_categorizations.rb
+++ b/db/migrate/20190317032441_create_categorizations.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class CreateCategorizations < ActiveRecord::Migration[6.0]
   def change
     create_table :categorizations do |t|
diff --git a/db/migrate/20190317034933_add_uniqueness_constraint_to_categorizations.rb b/db/migrate/20190317034933_add_uniqueness_constraint_to_categorizations.rb
index 45c56d560..4eb57c7b4 100644
--- a/db/migrate/20190317034933_add_uniqueness_constraint_to_categorizations.rb
+++ b/db/migrate/20190317034933_add_uniqueness_constraint_to_categorizations.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class AddUniquenessConstraintToCategorizations < ActiveRecord::Migration[6.0]
   def change
     add_index :categorizations, [:item_id, :category_id]
diff --git a/db/migrate/20190317035504_add_ancestry_to_categories.rb b/db/migrate/20190317035504_add_ancestry_to_categories.rb
index 0f36e9198..c066c3f7e 100644
--- a/db/migrate/20190317035504_add_ancestry_to_categories.rb
+++ b/db/migrate/20190317035504_add_ancestry_to_categories.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class AddAncestryToCategories < ActiveRecord::Migration[6.0]
   def change
     add_column :categories, :ancestry, :string
diff --git a/db/migrate/20190317203043_add_counter_cache_to_category.rb b/db/migrate/20190317203043_add_counter_cache_to_category.rb
index 0189fd089..2d0a132e2 100644
--- a/db/migrate/20190317203043_add_counter_cache_to_category.rb
+++ b/db/migrate/20190317203043_add_counter_cache_to_category.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class AddCounterCacheToCategory < ActiveRecord::Migration[6.0]
   def change
     add_column :categories, :categorizations_count, :integer, default: 0, null: false
diff --git a/db/migrate/20190319024125_create_members.rb b/db/migrate/20190319024125_create_members.rb
index 1173161b8..895b5c467 100644
--- a/db/migrate/20190319024125_create_members.rb
+++ b/db/migrate/20190319024125_create_members.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class CreateMembers < ActiveRecord::Migration[6.0]
   def change
     create_table :members do |t|
diff --git a/db/migrate/20190322030007_create_loans.rb b/db/migrate/20190322030007_create_loans.rb
index f78db3a2e..a542cd606 100644
--- a/db/migrate/20190322030007_create_loans.rb
+++ b/db/migrate/20190322030007_create_loans.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class CreateLoans < ActiveRecord::Migration[6.0]
   def change
     create_table :loans do |t|
diff --git a/db/migrate/20190427201337_install_audited.rb b/db/migrate/20190427201337_install_audited.rb
index 15162ece7..9280498e2 100644
--- a/db/migrate/20190427201337_install_audited.rb
+++ b/db/migrate/20190427201337_install_audited.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class InstallAudited < ActiveRecord::Migration[6.0]
   def self.up
     create_table :audits, force: true do |t|
diff --git a/db/migrate/20190509041314_add_status_to_items.rb b/db/migrate/20190509041314_add_status_to_items.rb
index be3aeca81..093f9a262 100644
--- a/db/migrate/20190509041314_add_status_to_items.rb
+++ b/db/migrate/20190509041314_add_status_to_items.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class AddStatusToItems < ActiveRecord::Migration[6.0]
   def change
     add_column :items, :status, :integer, default: Item.statuses[:active], null: false
diff --git a/db/migrate/20190509042525_add_status_to_members.rb b/db/migrate/20190509042525_add_status_to_members.rb
index 765b045f5..754122054 100644
--- a/db/migrate/20190509042525_add_status_to_members.rb
+++ b/db/migrate/20190509042525_add_status_to_members.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class AddStatusToMembers < ActiveRecord::Migration[6.0]
   def change
     add_column :members, :status, :integer, default: Member.statuses[:pending], null: false
diff --git a/db/migrate/20190526205528_create_borrow_policies.rb b/db/migrate/20190526205528_create_borrow_policies.rb
index b9036aec1..55f6bf38a 100644
--- a/db/migrate/20190526205528_create_borrow_policies.rb
+++ b/db/migrate/20190526205528_create_borrow_policies.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class CreateBorrowPolicies < ActiveRecord::Migration[6.0]
   def change
     create_table :borrow_policies do |t|
diff --git a/db/migrate/20190601021224_add_borrow_policy_to_items.rb b/db/migrate/20190601021224_add_borrow_policy_to_items.rb
index 68a5ac658..36602b334 100644
--- a/db/migrate/20190601021224_add_borrow_policy_to_items.rb
+++ b/db/migrate/20190601021224_add_borrow_policy_to_items.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class AddBorrowPolicyToItems < ActiveRecord::Migration[6.0]
   def change
     add_reference :items, :borrow_policy, null: false
diff --git a/db/migrate/20190604001152_create_adjustments.rb b/db/migrate/20190604001152_create_adjustments.rb
index c5be16684..2df1a09c3 100644
--- a/db/migrate/20190604001152_create_adjustments.rb
+++ b/db/migrate/20190604001152_create_adjustments.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class CreateAdjustments < ActiveRecord::Migration[6.0]
   def change
     create_table :adjustments do |t|
diff --git a/db/migrate/20190610021238_create_agreements.rb b/db/migrate/20190610021238_create_agreements.rb
index 09a7bc934..6755d3b66 100644
--- a/db/migrate/20190610021238_create_agreements.rb
+++ b/db/migrate/20190610021238_create_agreements.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class CreateAgreements < ActiveRecord::Migration[6.0]
   def change
     create_table :agreements do |t|
diff --git a/db/migrate/20190614011321_create_agreement_acceptances.rb b/db/migrate/20190614011321_create_agreement_acceptances.rb
index d8efae9f5..a43bda6d2 100644
--- a/db/migrate/20190614011321_create_agreement_acceptances.rb
+++ b/db/migrate/20190614011321_create_agreement_acceptances.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class CreateAgreementAcceptances < ActiveRecord::Migration[6.0]
   def change
     create_table :agreement_acceptances do |t|
diff --git a/db/migrate/20190616014227_update_member_fields.rb b/db/migrate/20190616014227_update_member_fields.rb
index dcd78cb5a..49e1a852c 100644
--- a/db/migrate/20190616014227_update_member_fields.rb
+++ b/db/migrate/20190616014227_update_member_fields.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class UpdateMemberFields < ActiveRecord::Migration[6.0]
   def change
     remove_column :members, :id_number, :string
diff --git a/db/migrate/20190624133416_add_strength_to_items.rb b/db/migrate/20190624133416_add_strength_to_items.rb
index 0dbcdf480..a070b192f 100644
--- a/db/migrate/20190624133416_add_strength_to_items.rb
+++ b/db/migrate/20190624133416_add_strength_to_items.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class AddStrengthToItems < ActiveRecord::Migration[6.0]
   def change
     add_column :items, :strength, :string
diff --git a/db/migrate/20190627024415_add_uniquely_numbered_to_borrow_policies.rb b/db/migrate/20190627024415_add_uniquely_numbered_to_borrow_policies.rb
index 1450855e6..4e2041f83 100644
--- a/db/migrate/20190627024415_add_uniquely_numbered_to_borrow_policies.rb
+++ b/db/migrate/20190627024415_add_uniquely_numbered_to_borrow_policies.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class AddUniquelyNumberedToBorrowPolicies < ActiveRecord::Migration[6.0]
   def change
     add_column :borrow_policies, :uniquely_numbered, :boolean, default: true, null: false
diff --git a/db/migrate/20190628042057_add_description_and_code_to_borrow_policies.rb b/db/migrate/20190628042057_add_description_and_code_to_borrow_policies.rb
index 98cb5c08a..ec030dca7 100644
--- a/db/migrate/20190628042057_add_description_and_code_to_borrow_policies.rb
+++ b/db/migrate/20190628042057_add_description_and_code_to_borrow_policies.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class AddDescriptionAndCodeToBorrowPolicies < ActiveRecord::Migration[6.0]
   def change
     add_column :borrow_policies, :code, :string, unique: true
diff --git a/db/migrate/20190628171313_add_uniquely_numbered_to_loans.rb b/db/migrate/20190628171313_add_uniquely_numbered_to_loans.rb
index 18d48f209..756c4f70c 100644
--- a/db/migrate/20190628171313_add_uniquely_numbered_to_loans.rb
+++ b/db/migrate/20190628171313_add_uniquely_numbered_to_loans.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class AddUniquelyNumberedToLoans < ActiveRecord::Migration[6.0]
   def change
     add_column :loans, :uniquely_numbered, :boolean, default: true, null: false
diff --git a/db/migrate/20190630003353_add_default_to_borrow_policies.rb b/db/migrate/20190630003353_add_default_to_borrow_policies.rb
index 32a46c52a..57bdbf621 100644
--- a/db/migrate/20190630003353_add_default_to_borrow_policies.rb
+++ b/db/migrate/20190630003353_add_default_to_borrow_policies.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class AddDefaultToBorrowPolicies < ActiveRecord::Migration[6.0]
   def change
     add_column :borrow_policies, :default, :boolean, default: false, null: false
diff --git a/db/migrate/20190710215125_remove_category_hierarchy.rb b/db/migrate/20190710215125_remove_category_hierarchy.rb
index 4257f75f0..1f22f99ef 100644
--- a/db/migrate/20190710215125_remove_category_hierarchy.rb
+++ b/db/migrate/20190710215125_remove_category_hierarchy.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class RemoveCategoryHierarchy < ActiveRecord::Migration[6.0]
   def change
     remove_column :categories, :ancestry
diff --git a/db/migrate/20190711233155_add_quantity_to_items.rb b/db/migrate/20190711233155_add_quantity_to_items.rb
index 3ac11a86a..19879c348 100644
--- a/db/migrate/20190711233155_add_quantity_to_items.rb
+++ b/db/migrate/20190711233155_add_quantity_to_items.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class AddQuantityToItems < ActiveRecord::Migration[6.0]
   def change
     add_column :items, :quantity, :integer
diff --git a/db/migrate/20190715143604_create_memberships.rb b/db/migrate/20190715143604_create_memberships.rb
index 99ab4be92..09bc8fa0d 100644
--- a/db/migrate/20190715143604_create_memberships.rb
+++ b/db/migrate/20190715143604_create_memberships.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class CreateMemberships < ActiveRecord::Migration[6.0]
   def change
     create_table :memberships do |t|
diff --git a/db/migrate/20190716012142_rename_agreements_to_documents.rb b/db/migrate/20190716012142_rename_agreements_to_documents.rb
index 1dca42dee..463ee1cd8 100644
--- a/db/migrate/20190716012142_rename_agreements_to_documents.rb
+++ b/db/migrate/20190716012142_rename_agreements_to_documents.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class RenameAgreementsToDocuments < ActiveRecord::Migration[6.0]
   def change
     rename_table :agreements, :documents
diff --git a/db/migrate/20190716013130_update_agreement_acceptances.rb b/db/migrate/20190716013130_update_agreement_acceptances.rb
index dd18f94dc..46e046cf3 100644
--- a/db/migrate/20190716013130_update_agreement_acceptances.rb
+++ b/db/migrate/20190716013130_update_agreement_acceptances.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class UpdateAgreementAcceptances < ActiveRecord::Migration[6.0]
   def change
     remove_column :agreement_acceptances, :agreement_id
diff --git a/db/migrate/20190716013252_add_default_documents.rb b/db/migrate/20190716013252_add_default_documents.rb
index 33b664285..b27e90b2c 100644
--- a/db/migrate/20190716013252_add_default_documents.rb
+++ b/db/migrate/20190716013252_add_default_documents.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class AddDefaultDocuments < ActiveRecord::Migration[6.0]
   class MigrationDocument < ActiveRecord::Base
     self.table_name = :documents
diff --git a/db/migrate/20190716014635_remove_active_from_documents.rb b/db/migrate/20190716014635_remove_active_from_documents.rb
index e2c5f4fd9..0f25a1051 100644
--- a/db/migrate/20190716014635_remove_active_from_documents.rb
+++ b/db/migrate/20190716014635_remove_active_from_documents.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class RemoveActiveFromDocuments < ActiveRecord::Migration[6.0]
   def change
     remove_column :documents, :active
diff --git a/db/migrate/20190719033026_add_communication_fields_to_member.rb b/db/migrate/20190719033026_add_communication_fields_to_member.rb
index 89513c6a5..fc41f4dfa 100644
--- a/db/migrate/20190719033026_add_communication_fields_to_member.rb
+++ b/db/migrate/20190719033026_add_communication_fields_to_member.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class AddCommunicationFieldsToMember < ActiveRecord::Migration[6.0]
   def change
     add_column :members, :reminders_via_email, :boolean, default: false, null: false
diff --git a/db/migrate/20190807020247_add_payment_info_to_adjustments.rb b/db/migrate/20190807020247_add_payment_info_to_adjustments.rb
index 4e93ba630..6873a7d21 100644
--- a/db/migrate/20190807020247_add_payment_info_to_adjustments.rb
+++ b/db/migrate/20190807020247_add_payment_info_to_adjustments.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class AddPaymentInfoToAdjustments < ActiveRecord::Migration[6.0]
   def change
     create_enum :adjustment_source, ["cash", "square"]
diff --git a/db/migrate/20190816152137_add_support_for_renewals.rb b/db/migrate/20190816152137_add_support_for_renewals.rb
index eed8175c4..6df519bd1 100644
--- a/db/migrate/20190816152137_add_support_for_renewals.rb
+++ b/db/migrate/20190816152137_add_support_for_renewals.rb
@@ -1,6 +1,8 @@
+# frozen_string_literal: true
+
 class AddSupportForRenewals < ActiveRecord::Migration[6.0]
   def change
     add_column :loans, :renewal_count, :integer, default: 0, null: false
-    add_reference :loans, :initial_loan, foreign_key: {to_table: :loans}
+    add_reference :loans, :initial_loan, foreign_key: { to_table: :loans }
   end
 end
diff --git a/db/migrate/20190817190131_create_loan_summaries.rb b/db/migrate/20190817190131_create_loan_summaries.rb
index 6d6560973..91b5eefa5 100644
--- a/db/migrate/20190817190131_create_loan_summaries.rb
+++ b/db/migrate/20190817190131_create_loan_summaries.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class CreateLoanSummaries < ActiveRecord::Migration[6.0]
   def change
     create_view :loan_summaries
diff --git a/db/migrate/20190911020605_add_kind_to_adjustments.rb b/db/migrate/20190911020605_add_kind_to_adjustments.rb
index 18d667b21..719f8a157 100644
--- a/db/migrate/20190911020605_add_kind_to_adjustments.rb
+++ b/db/migrate/20190911020605_add_kind_to_adjustments.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class AddKindToAdjustments < ActiveRecord::Migration[6.0]
   def change
     create_enum :adjustment_kind, ["fine", "membership", "donation", "payment"]
diff --git a/db/migrate/20190916011430_add_forgiveness_to_adjustments.rb b/db/migrate/20190916011430_add_forgiveness_to_adjustments.rb
index 1847b311e..4704ee12b 100644
--- a/db/migrate/20190916011430_add_forgiveness_to_adjustments.rb
+++ b/db/migrate/20190916011430_add_forgiveness_to_adjustments.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class AddForgivenessToAdjustments < ActiveRecord::Migration[6.0]
   disable_ddl_transaction!
   def change
diff --git a/db/migrate/20190916013208_update_loan_summaries_to_version_2.rb b/db/migrate/20190916013208_update_loan_summaries_to_version_2.rb
index f17fbf933..74bb4cc2f 100644
--- a/db/migrate/20190916013208_update_loan_summaries_to_version_2.rb
+++ b/db/migrate/20190916013208_update_loan_summaries_to_version_2.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class UpdateLoanSummariesToVersion2 < ActiveRecord::Migration[6.0]
   def change
     update_view :loan_summaries, version: 2, revert_to_version: 1
diff --git a/db/migrate/20190921013902_create_monthly_adjustments.rb b/db/migrate/20190921013902_create_monthly_adjustments.rb
index 97793bb7b..e9c219b7c 100644
--- a/db/migrate/20190921013902_create_monthly_adjustments.rb
+++ b/db/migrate/20190921013902_create_monthly_adjustments.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class CreateMonthlyAdjustments < ActiveRecord::Migration[6.0]
   def change
     create_view :monthly_adjustments
diff --git a/db/migrate/20190925030512_update_loan_summaries_to_version_3.rb b/db/migrate/20190925030512_update_loan_summaries_to_version_3.rb
index 4322203b1..ecc4099bc 100644
--- a/db/migrate/20190925030512_update_loan_summaries_to_version_3.rb
+++ b/db/migrate/20190925030512_update_loan_summaries_to_version_3.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class UpdateLoanSummariesToVersion3 < ActiveRecord::Migration[6.0]
   def change
     update_view :loan_summaries, version: 3, revert_to_version: 2
diff --git a/db/migrate/20191021005121_create_monthly_activities.rb b/db/migrate/20191021005121_create_monthly_activities.rb
index deaa739c8..e1c3188f2 100644
--- a/db/migrate/20191021005121_create_monthly_activities.rb
+++ b/db/migrate/20191021005121_create_monthly_activities.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class CreateMonthlyActivities < ActiveRecord::Migration[6.0]
   def change
     create_view :monthly_activities
diff --git a/db/migrate/20191028022023_add_index_to_loans_ended_at.rb b/db/migrate/20191028022023_add_index_to_loans_ended_at.rb
index 0c6f10607..83eb22a14 100644
--- a/db/migrate/20191028022023_add_index_to_loans_ended_at.rb
+++ b/db/migrate/20191028022023_add_index_to_loans_ended_at.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class AddIndexToLoansEndedAt < ActiveRecord::Migration[6.0]
   def change
     add_index :loans, :ended_at
diff --git a/db/migrate/20191102002601_create_notifications.rb b/db/migrate/20191102002601_create_notifications.rb
index 6d003af12..3e9d2046b 100644
--- a/db/migrate/20191102002601_create_notifications.rb
+++ b/db/migrate/20191102002601_create_notifications.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class CreateNotifications < ActiveRecord::Migration[6.0]
   def change
     create_enum :notification_status, ["pending", "sent", "bounced", "error"]
diff --git a/db/migrate/20191103015209_add_notice_to_items.rb b/db/migrate/20191103015209_add_notice_to_items.rb
index 61d0baff9..43c467896 100644
--- a/db/migrate/20191103015209_add_notice_to_items.rb
+++ b/db/migrate/20191103015209_add_notice_to_items.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class AddNoticeToItems < ActiveRecord::Migration[6.0]
   def change
     add_column :items, :checkout_notice, :string
diff --git a/db/migrate/20191210022433_create_gift_memberships.rb b/db/migrate/20191210022433_create_gift_memberships.rb
index 980c8ca19..0c0943dec 100644
--- a/db/migrate/20191210022433_create_gift_memberships.rb
+++ b/db/migrate/20191210022433_create_gift_memberships.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class CreateGiftMemberships < ActiveRecord::Migration[6.0]
   def change
     create_table :gift_memberships do |t|
diff --git a/db/migrate/20191212055236_relax_member_id_on_notifications.rb b/db/migrate/20191212055236_relax_member_id_on_notifications.rb
index eb14b30a6..d087611a9 100644
--- a/db/migrate/20191212055236_relax_member_id_on_notifications.rb
+++ b/db/migrate/20191212055236_relax_member_id_on_notifications.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class RelaxMemberIdOnNotifications < ActiveRecord::Migration[6.0]
   def change
     change_column_null :notifications, :member_id, true
diff --git a/db/migrate/20191215100437_add_recipient_to_gift_memberships.rb b/db/migrate/20191215100437_add_recipient_to_gift_memberships.rb
index 0e46ec2dc..e9a198d16 100644
--- a/db/migrate/20191215100437_add_recipient_to_gift_memberships.rb
+++ b/db/migrate/20191215100437_add_recipient_to_gift_memberships.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class AddRecipientToGiftMemberships < ActiveRecord::Migration[6.0]
   def change
     add_column :gift_memberships, :recipient_name, :string
diff --git a/db/migrate/20200121020026_add_address_fields_to_members.rb b/db/migrate/20200121020026_add_address_fields_to_members.rb
index 46261ec9e..71dc5d2b8 100644
--- a/db/migrate/20200121020026_add_address_fields_to_members.rb
+++ b/db/migrate/20200121020026_add_address_fields_to_members.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class AddAddressFieldsToMembers < ActiveRecord::Migration[6.0]
   def change
     add_column :members, :address1, :string
diff --git a/db/migrate/20200126220929_add_renewal_limit_to_borrow_policy.rb b/db/migrate/20200126220929_add_renewal_limit_to_borrow_policy.rb
index 2eacc6462..149d1edc3 100644
--- a/db/migrate/20200126220929_add_renewal_limit_to_borrow_policy.rb
+++ b/db/migrate/20200126220929_add_renewal_limit_to_borrow_policy.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class AddRenewalLimitToBorrowPolicy < ActiveRecord::Migration[6.0]
   def change
     add_column :borrow_policies, :renewal_limit, :integer, default: 0, null: false
diff --git a/db/migrate/20200208203157_create_short_links.rb b/db/migrate/20200208203157_create_short_links.rb
index 842bd5d40..b7bb6a1df 100644
--- a/db/migrate/20200208203157_create_short_links.rb
+++ b/db/migrate/20200208203157_create_short_links.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class CreateShortLinks < ActiveRecord::Migration[6.0]
   def change
     create_table :short_links do |t|
diff --git a/db/migrate/20200422023206_add_parent_id_to_categories.rb b/db/migrate/20200422023206_add_parent_id_to_categories.rb
index 95f4a723c..8f063b510 100644
--- a/db/migrate/20200422023206_add_parent_id_to_categories.rb
+++ b/db/migrate/20200422023206_add_parent_id_to_categories.rb
@@ -1,5 +1,7 @@
+# frozen_string_literal: true
+
 class AddParentIdToCategories < ActiveRecord::Migration[6.0]
   def change
-    add_reference :categories, :parent, foreign_key: {to_table: :categories}
+    add_reference :categories, :parent, foreign_key: { to_table: :categories }
   end
 end
diff --git a/db/migrate/20200425192757_create_category_nodes.rb b/db/migrate/20200425192757_create_category_nodes.rb
index 76b73edb4..68035462f 100644
--- a/db/migrate/20200425192757_create_category_nodes.rb
+++ b/db/migrate/20200425192757_create_category_nodes.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class CreateCategoryNodes < ActiveRecord::Migration[6.0]
   def change
     create_view :category_nodes, materialized: true
diff --git a/db/migrate/20200503203437_add_member_number.rb b/db/migrate/20200503203437_add_member_number.rb
index 6b2bc7514..b092b4457 100644
--- a/db/migrate/20200503203437_add_member_number.rb
+++ b/db/migrate/20200503203437_add_member_number.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class AddMemberNumber < ActiveRecord::Migration[6.0]
   def change
     add_column :members, :number, :integer
diff --git a/db/migrate/20200504134052_assign_member_numbers.rb b/db/migrate/20200504134052_assign_member_numbers.rb
index c4f232783..ead8cda6e 100644
--- a/db/migrate/20200504134052_assign_member_numbers.rb
+++ b/db/migrate/20200504134052_assign_member_numbers.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class AssignMemberNumbers < ActiveRecord::Migration[6.0]
   class Member < ActiveRecord::Base
     enum status: [:pending, :verified, :suspended, :deactivated], _prefix: true
diff --git a/db/migrate/20200512184900_create_holds.rb b/db/migrate/20200512184900_create_holds.rb
index 8d8ebd88e..30bf29508 100644
--- a/db/migrate/20200512184900_create_holds.rb
+++ b/db/migrate/20200512184900_create_holds.rb
@@ -1,9 +1,11 @@
+# frozen_string_literal: true
+
 class CreateHolds < ActiveRecord::Migration[6.0]
   def change
     create_table :holds do |t|
       t.references :member, null: false, foreign_key: true
       t.references :item, null: false, foreign_key: true
-      t.references :creator, null: false, foreign_key: {to_table: :users}
+      t.references :creator, null: false, foreign_key: { to_table: :users }
 
       t.timestamps
     end
diff --git a/db/migrate/20200514003135_add_hold_counter_cache_to_item.rb b/db/migrate/20200514003135_add_hold_counter_cache_to_item.rb
index 59fb8c7a6..82f784d36 100644
--- a/db/migrate/20200514003135_add_hold_counter_cache_to_item.rb
+++ b/db/migrate/20200514003135_add_hold_counter_cache_to_item.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class AddHoldCounterCacheToItem < ActiveRecord::Migration[6.0]
   def change
     add_column :items, :holds_count, :integer, default: 0, null: false
diff --git a/db/migrate/20200517211425_add_ended_at_to_holds.rb b/db/migrate/20200517211425_add_ended_at_to_holds.rb
index 9fafe4e33..f6d094abb 100644
--- a/db/migrate/20200517211425_add_ended_at_to_holds.rb
+++ b/db/migrate/20200517211425_add_ended_at_to_holds.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class AddEndedAtToHolds < ActiveRecord::Migration[6.0]
   def change
     add_column :holds, :ended_at, :datetime
diff --git a/db/migrate/20200518032950_add_loan_id_to_hold.rb b/db/migrate/20200518032950_add_loan_id_to_hold.rb
index 72ea81d9a..4a0499b0d 100644
--- a/db/migrate/20200518032950_add_loan_id_to_hold.rb
+++ b/db/migrate/20200518032950_add_loan_id_to_hold.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class AddLoanIdToHold < ActiveRecord::Migration[6.0]
   def change
     add_reference :holds, :loan, foreign_key: true
diff --git a/db/migrate/20200605013050_create_notes.rb b/db/migrate/20200605013050_create_notes.rb
index d9dcf4858..85593fd78 100644
--- a/db/migrate/20200605013050_create_notes.rb
+++ b/db/migrate/20200605013050_create_notes.rb
@@ -1,8 +1,10 @@
+# frozen_string_literal: true
+
 class CreateNotes < ActiveRecord::Migration[6.0]
   def change
     create_table :notes do |t|
       t.references :notable, null: false, polymorphic: true
-      t.references :creator, null: false, foreign_key: {to_table: :users}
+      t.references :creator, null: false, foreign_key: { to_table: :users }
 
       t.timestamps
     end
diff --git a/db/migrate/20200606002240_add_uniqueness_constraint_to_loans.rb b/db/migrate/20200606002240_add_uniqueness_constraint_to_loans.rb
index 768c23f54..94d30917c 100644
--- a/db/migrate/20200606002240_add_uniqueness_constraint_to_loans.rb
+++ b/db/migrate/20200606002240_add_uniqueness_constraint_to_loans.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class AddUniquenessConstraintToLoans < ActiveRecord::Migration[6.0]
   def change
     add_index :loans, [:initial_loan_id, :renewal_count], unique: true
diff --git a/db/migrate/20200618031047_add_other_names_to_items.rb b/db/migrate/20200618031047_add_other_names_to_items.rb
index b7bb6145e..4d187f4a6 100644
--- a/db/migrate/20200618031047_add_other_names_to_items.rb
+++ b/db/migrate/20200618031047_add_other_names_to_items.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class AddOtherNamesToItems < ActiveRecord::Migration[6.0]
   def change
     add_column :items, :other_names, :string
diff --git a/db/migrate/20200621211015_add_roles_to_users.rb b/db/migrate/20200621211015_add_roles_to_users.rb
index ca1b88897..09bf6447b 100644
--- a/db/migrate/20200621211015_add_roles_to_users.rb
+++ b/db/migrate/20200621211015_add_roles_to_users.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class AddRolesToUsers < ActiveRecord::Migration[6.0]
   def change
     create_enum :user_role, ["staff", "admin"]
diff --git a/db/migrate/20200710004507_create_hold_requests.rb b/db/migrate/20200710004507_create_hold_requests.rb
index 088d42b67..2f365b8e8 100644
--- a/db/migrate/20200710004507_create_hold_requests.rb
+++ b/db/migrate/20200710004507_create_hold_requests.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class CreateHoldRequests < ActiveRecord::Migration[6.0]
   def change
     create_enum :hold_request_status, [
diff --git a/db/migrate/20200714041707_create_hold_request_items.rb b/db/migrate/20200714041707_create_hold_request_items.rb
index dcd9e84fb..5db3512a8 100644
--- a/db/migrate/20200714041707_create_hold_request_items.rb
+++ b/db/migrate/20200714041707_create_hold_request_items.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class CreateHoldRequestItems < ActiveRecord::Migration[6.0]
   def change
     create_table :hold_request_items do |t|
diff --git a/db/migrate/20200718180844_add_event_id_to_hold_requests.rb b/db/migrate/20200718180844_add_event_id_to_hold_requests.rb
index eeda3efd4..c33864f91 100644
--- a/db/migrate/20200718180844_add_event_id_to_hold_requests.rb
+++ b/db/migrate/20200718180844_add_event_id_to_hold_requests.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class AddEventIdToHoldRequests < ActiveRecord::Migration[6.0]
   def change
     add_column :hold_requests, :event_id, :string
diff --git a/db/migrate/20200722175156_create_events.rb b/db/migrate/20200722175156_create_events.rb
index ce28934b9..f6dd26f62 100644
--- a/db/migrate/20200722175156_create_events.rb
+++ b/db/migrate/20200722175156_create_events.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class CreateEvents < ActiveRecord::Migration[6.0]
   def change
     create_table :events do |t|
diff --git a/db/migrate/20200905185238_add_member_to_user.rb b/db/migrate/20200905185238_add_member_to_user.rb
index b48b50e8e..67b4baf96 100644
--- a/db/migrate/20200905185238_add_member_to_user.rb
+++ b/db/migrate/20200905185238_add_member_to_user.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class AddMemberToUser < ActiveRecord::Migration[6.0]
   def change
     # foreign_key to users table allowed to be null to support existing
diff --git a/db/migrate/20200906142639_add_member_to_role_enum.rb b/db/migrate/20200906142639_add_member_to_role_enum.rb
index 49dc3e9f8..1cfb92a5d 100644
--- a/db/migrate/20200906142639_add_member_to_role_enum.rb
+++ b/db/migrate/20200906142639_add_member_to_role_enum.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class AddMemberToRoleEnum < ActiveRecord::Migration[6.0]
   disable_ddl_transaction!
   def change
diff --git a/db/migrate/20200906142955_change_default_role_on_user.rb b/db/migrate/20200906142955_change_default_role_on_user.rb
index a6911c217..2735a3cec 100644
--- a/db/migrate/20200906142955_change_default_role_on_user.rb
+++ b/db/migrate/20200906142955_change_default_role_on_user.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class ChangeDefaultRoleOnUser < ActiveRecord::Migration[6.0]
   def change
     change_column_default :users, :role, from: "staff", to: "member"
diff --git a/db/migrate/20200906182546_add_pronouns_to_members.rb b/db/migrate/20200906182546_add_pronouns_to_members.rb
index 454558c52..c38d38fd3 100644
--- a/db/migrate/20200906182546_add_pronouns_to_members.rb
+++ b/db/migrate/20200906182546_add_pronouns_to_members.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class AddPronounsToMembers < ActiveRecord::Migration[6.0]
   class TemporaryMember < ActiveRecord::Base
     self.table_name = "members"
diff --git a/db/migrate/20200913143441_add_member_renewable_to_borrow_policies.rb b/db/migrate/20200913143441_add_member_renewable_to_borrow_policies.rb
index 349fb68f8..98b2b06e2 100644
--- a/db/migrate/20200913143441_add_member_renewable_to_borrow_policies.rb
+++ b/db/migrate/20200913143441_add_member_renewable_to_borrow_policies.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class AddMemberRenewableToBorrowPolicies < ActiveRecord::Migration[6.0]
   def change
     add_column :borrow_policies, :member_renewable, :boolean, null: false, default: false
diff --git a/db/migrate/20200921232145_create_libraries.rb b/db/migrate/20200921232145_create_libraries.rb
index 47e41c5e6..faefe87c5 100644
--- a/db/migrate/20200921232145_create_libraries.rb
+++ b/db/migrate/20200921232145_create_libraries.rb
@@ -1,8 +1,10 @@
+# frozen_string_literal: true
+
 class CreateLibraries < ActiveRecord::Migration[6.0]
   def change
     create_table :libraries do |t|
       t.string :name, null: false
-      t.string :hostname, null: false, index: {unique: true}
+      t.string :hostname, null: false, index: { unique: true }
       t.string :member_postal_code_pattern, limit: 100, null: true, default: nil
       t.string :city, null: false
       t.string :email, null: false
diff --git a/db/migrate/20200922173203_scope_models_to_tenants.rb b/db/migrate/20200922173203_scope_models_to_tenants.rb
index 0967cd754..6d428f601 100644
--- a/db/migrate/20200922173203_scope_models_to_tenants.rb
+++ b/db/migrate/20200922173203_scope_models_to_tenants.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class ScopeModelsToTenants < ActiveRecord::Migration[6.0]
   def change
     add_column :users, :library_id, :integer
diff --git a/db/migrate/20200922204207_add_super_admin_to_role_enum.rb b/db/migrate/20200922204207_add_super_admin_to_role_enum.rb
index 8a9c8d841..e905688ab 100644
--- a/db/migrate/20200922204207_add_super_admin_to_role_enum.rb
+++ b/db/migrate/20200922204207_add_super_admin_to_role_enum.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class AddSuperAdminToRoleEnum < ActiveRecord::Migration[6.0]
   disable_ddl_transaction!
   def change
diff --git a/db/migrate/20200923151427_create_appointments.rb b/db/migrate/20200923151427_create_appointments.rb
index c7f2c6816..932816485 100644
--- a/db/migrate/20200923151427_create_appointments.rb
+++ b/db/migrate/20200923151427_create_appointments.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class CreateAppointments < ActiveRecord::Migration[6.0]
   def change
     create_table :appointments do |t|
diff --git a/db/migrate/20200923152956_create_appointment_holds.rb b/db/migrate/20200923152956_create_appointment_holds.rb
index 49dcf2398..be8c885ca 100644
--- a/db/migrate/20200923152956_create_appointment_holds.rb
+++ b/db/migrate/20200923152956_create_appointment_holds.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class CreateAppointmentHolds < ActiveRecord::Migration[6.0]
   def change
     create_table :appointment_holds do |t|
diff --git a/db/migrate/20200924184016_create_appointment_loans.rb b/db/migrate/20200924184016_create_appointment_loans.rb
index fe47459ee..e9827ad83 100644
--- a/db/migrate/20200924184016_create_appointment_loans.rb
+++ b/db/migrate/20200924184016_create_appointment_loans.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class CreateAppointmentLoans < ActiveRecord::Migration[6.0]
   def change
     create_table :appointment_loans do |t|
diff --git a/db/migrate/20200925122839_update_category_nodes_to_version_2.rb b/db/migrate/20200925122839_update_category_nodes_to_version_2.rb
index 7599c207c..f21690e26 100644
--- a/db/migrate/20200925122839_update_category_nodes_to_version_2.rb
+++ b/db/migrate/20200925122839_update_category_nodes_to_version_2.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class UpdateCategoryNodesToVersion2 < ActiveRecord::Migration[6.0]
   def change
     update_view :category_nodes,
diff --git a/db/migrate/20200925123209_update_loan_summaries_to_version_4.rb b/db/migrate/20200925123209_update_loan_summaries_to_version_4.rb
index 2766f2a47..a19965226 100644
--- a/db/migrate/20200925123209_update_loan_summaries_to_version_4.rb
+++ b/db/migrate/20200925123209_update_loan_summaries_to_version_4.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class UpdateLoanSummariesToVersion4 < ActiveRecord::Migration[6.0]
   def change
     update_view :loan_summaries, version: 4, revert_to_version: 3
diff --git a/db/migrate/20200925134546_establish_tenant_zero.rb b/db/migrate/20200925134546_establish_tenant_zero.rb
index 8f668cacb..50aa98e03 100644
--- a/db/migrate/20200925134546_establish_tenant_zero.rb
+++ b/db/migrate/20200925134546_establish_tenant_zero.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class EstablishTenantZero < ActiveRecord::Migration[6.0]
   def up
     execute "INSERT INTO libraries (#{LIBRARY.keys.join(", ")}, created_at, updated_at)"\
@@ -17,41 +19,40 @@ def down
   end
 
   private
+    def library_id
+      @library_id ||= select_value("SELECT id FROM libraries WHERE hostname = #{connection.quote(LIBRARY[:hostname])}").presence ||
+        (raise "Error updating #{LIBRARY[:name]} record")
+    end
 
-  def library_id
-    @library_id ||= select_value("SELECT id FROM libraries WHERE hostname = #{connection.quote(LIBRARY[:hostname])}").presence ||
-      (raise "Error updating #{LIBRARY[:name]} record")
-  end
-
-  ADDRESS = <<~ADDRESS.strip
+    ADDRESS = <<~ADDRESS.strip
     The Chicago Tool Library
     1048 W 37th Street Suite 102
     Chicago, IL 60609
     chicagotoollibrary.org
-  ADDRESS
-  LIBRARY = {
-    name: "Chicago Tool Library",
-    hostname: "chicagotoollibrary.herokuapp.com",
-    city: "Chicago",
-    email: "team@chicagotoollibrary.org",
-    address: ADDRESS,
-    member_postal_code_pattern: "60707|60827|^606"
-  }.freeze
-  TABLES = %w[
-    users
-    members
-    memberships
-    items
-    loans
-    documents
-    borrow_policies
-    gift_memberships
-    notifications
-    holds
-    categories
-    events
-    short_links
-  ].freeze
+    ADDRESS
+    LIBRARY = {
+      name: "Chicago Tool Library",
+      hostname: "chicagotoollibrary.herokuapp.com",
+      city: "Chicago",
+      email: "team@chicagotoollibrary.org",
+      address: ADDRESS,
+      member_postal_code_pattern: "60707|60827|^606"
+    }.freeze
+    TABLES = %w[
+      users
+      members
+      memberships
+      items
+      loans
+      documents
+      borrow_policies
+      gift_memberships
+      notifications
+      holds
+      categories
+      events
+      short_links
+    ].freeze
 
-  private_constant :LIBRARY, :TABLES
+    private_constant :LIBRARY, :TABLES
 end
diff --git a/db/migrate/20201002020141_add_power_source_to_items.rb b/db/migrate/20201002020141_add_power_source_to_items.rb
index 68818208a..718d521a8 100644
--- a/db/migrate/20201002020141_add_power_source_to_items.rb
+++ b/db/migrate/20201002020141_add_power_source_to_items.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class AddPowerSourceToItems < ActiveRecord::Migration[6.0]
   def change
     create_enum :power_source, ["solar", "gas", "air", "electric (corded)", "electric (battery)"]
diff --git a/db/migrate/20201017185636_drop_hold_requests.rb b/db/migrate/20201017185636_drop_hold_requests.rb
index d246cce78..c9c6786d1 100644
--- a/db/migrate/20201017185636_drop_hold_requests.rb
+++ b/db/migrate/20201017185636_drop_hold_requests.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class DropHoldRequests < ActiveRecord::Migration[6.0]
   def change
     drop_table :hold_request_items
diff --git a/db/migrate/20201024195024_remove_user_uniqueness.rb b/db/migrate/20201024195024_remove_user_uniqueness.rb
index 8d64385b7..9f7072fdf 100644
--- a/db/migrate/20201024195024_remove_user_uniqueness.rb
+++ b/db/migrate/20201024195024_remove_user_uniqueness.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class RemoveUserUniqueness < ActiveRecord::Migration[6.0]
   def change
     remove_index :users, column: :email, name: "index_users_on_email", unique: true
diff --git a/db/migrate/20201024225228_rename_member_notes_to_bio.rb b/db/migrate/20201024225228_rename_member_notes_to_bio.rb
index 18fb153e6..569c7d2ce 100644
--- a/db/migrate/20201024225228_rename_member_notes_to_bio.rb
+++ b/db/migrate/20201024225228_rename_member_notes_to_bio.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class RenameMemberNotesToBio < ActiveRecord::Migration[6.0]
   def change
     rename_column :members, :notes, :bio
diff --git a/db/migrate/20201107024718_downcase_emails.rb b/db/migrate/20201107024718_downcase_emails.rb
index d674421f9..45e0db51e 100644
--- a/db/migrate/20201107024718_downcase_emails.rb
+++ b/db/migrate/20201107024718_downcase_emails.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class DowncaseEmails < ActiveRecord::Migration[6.0]
   def change
     execute "UPDATE members SET email = LOWER(email)"
diff --git a/db/migrate/20201112012007_create_item_attachments.rb b/db/migrate/20201112012007_create_item_attachments.rb
index 0b9698406..4d54551f6 100644
--- a/db/migrate/20201112012007_create_item_attachments.rb
+++ b/db/migrate/20201112012007_create_item_attachments.rb
@@ -1,10 +1,12 @@
+# frozen_string_literal: true
+
 class CreateItemAttachments < ActiveRecord::Migration[6.0]
   def change
     create_enum :item_attachment_kind, ["manual", "parts_list", "other"]
 
     create_table :item_attachments do |t|
       t.belongs_to :item, null: false, foreign_key: true
-      t.belongs_to :creator, null: false, foreign_key: {to_table: :users}
+      t.belongs_to :creator, null: false, foreign_key: { to_table: :users }
       t.enum :kind, enum_type: :item_attachment_kind
       t.string :other_kind
       t.string :notes
diff --git a/db/migrate/20201118221831_migrate_manuals_to_attachments.rb b/db/migrate/20201118221831_migrate_manuals_to_attachments.rb
index 84ee51833..5b9f40dca 100644
--- a/db/migrate/20201118221831_migrate_manuals_to_attachments.rb
+++ b/db/migrate/20201118221831_migrate_manuals_to_attachments.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class MigrateManualsToAttachments < ActiveRecord::Migration[6.0]
   class TemporaryItem < ActiveRecord::Base
     self.table_name = "items"
diff --git a/db/migrate/20201129191804_make_memberships_pending.rb b/db/migrate/20201129191804_make_memberships_pending.rb
index 7ed918130..4b5d27b86 100644
--- a/db/migrate/20201129191804_make_memberships_pending.rb
+++ b/db/migrate/20201129191804_make_memberships_pending.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class MakeMembershipsPending < ActiveRecord::Migration[6.0]
   def change
     change_column_null :memberships, :started_on, true
diff --git a/db/migrate/20201228190740_add_started_at_to_holds.rb b/db/migrate/20201228190740_add_started_at_to_holds.rb
index a3b1295f7..1d06ab0d3 100644
--- a/db/migrate/20201228190740_add_started_at_to_holds.rb
+++ b/db/migrate/20201228190740_add_started_at_to_holds.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class AddStartedAtToHolds < ActiveRecord::Migration[6.0]
   def change
     add_column :holds, :started_at, :timestamp
diff --git a/db/migrate/20201231181600_rename_membership_started_on_and_ended_on.rb b/db/migrate/20201231181600_rename_membership_started_on_and_ended_on.rb
index 41cf32519..582c846bb 100644
--- a/db/migrate/20201231181600_rename_membership_started_on_and_ended_on.rb
+++ b/db/migrate/20201231181600_rename_membership_started_on_and_ended_on.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class RenameMembershipStartedOnAndEndedOn < ActiveRecord::Migration[6.0]
   def change
     rename_column(:memberships, :started_on, :started_at)
diff --git a/db/migrate/20210129221240_remove_pronoun_and_custom_pronoun_columns.rb b/db/migrate/20210129221240_remove_pronoun_and_custom_pronoun_columns.rb
index c847d4e85..fded55047 100644
--- a/db/migrate/20210129221240_remove_pronoun_and_custom_pronoun_columns.rb
+++ b/db/migrate/20210129221240_remove_pronoun_and_custom_pronoun_columns.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class RemovePronounAndCustomPronounColumns < ActiveRecord::Migration[6.0]
   def change
     remove_column :members, :pronoun
diff --git a/db/migrate/20210204025839_create_renewal_requests.rb b/db/migrate/20210204025839_create_renewal_requests.rb
index c1fd06979..5beed3b70 100644
--- a/db/migrate/20210204025839_create_renewal_requests.rb
+++ b/db/migrate/20210204025839_create_renewal_requests.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class CreateRenewalRequests < ActiveRecord::Migration[6.0]
   def change
     create_enum :renewal_request_status, ["requested", "approved", "rejected"]
diff --git a/db/migrate/20210216165139_add_service_name_to_active_storage_blobs.active_storage.rb b/db/migrate/20210216165139_add_service_name_to_active_storage_blobs.active_storage.rb
index 95a21bbbe..4bed0651a 100644
--- a/db/migrate/20210216165139_add_service_name_to_active_storage_blobs.active_storage.rb
+++ b/db/migrate/20210216165139_add_service_name_to_active_storage_blobs.active_storage.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 # This migration comes from active_storage (originally 20190112182829)
 class AddServiceNameToActiveStorageBlobs < ActiveRecord::Migration[6.0]
   def up
diff --git a/db/migrate/20210216165140_create_active_storage_variant_records.active_storage.rb b/db/migrate/20210216165140_create_active_storage_variant_records.active_storage.rb
index fb6e2b017..11d8daeec 100644
--- a/db/migrate/20210216165140_create_active_storage_variant_records.active_storage.rb
+++ b/db/migrate/20210216165140_create_active_storage_variant_records.active_storage.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 # This migration comes from active_storage (originally 20191206030411)
 class CreateActiveStorageVariantRecords < ActiveRecord::Migration[6.0]
   def change
diff --git a/db/migrate/20210314163055_update_monthly_adjustments_to_version_2.rb b/db/migrate/20210314163055_update_monthly_adjustments_to_version_2.rb
index d5a351083..d5ae1fd36 100644
--- a/db/migrate/20210314163055_update_monthly_adjustments_to_version_2.rb
+++ b/db/migrate/20210314163055_update_monthly_adjustments_to_version_2.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class UpdateMonthlyAdjustmentsToVersion2 < ActiveRecord::Migration[6.1]
   def change
     update_view :monthly_adjustments, version: 2, revert_to_version: 1
diff --git a/db/migrate/20210519212401_add_completed_at_to_appointments.rb b/db/migrate/20210519212401_add_completed_at_to_appointments.rb
index 3f3b8470b..93c441d04 100644
--- a/db/migrate/20210519212401_add_completed_at_to_appointments.rb
+++ b/db/migrate/20210519212401_add_completed_at_to_appointments.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class AddCompletedAtToAppointments < ActiveRecord::Migration[6.1]
   def change
     add_column :appointments, :completed_at, :timestamp
diff --git a/db/migrate/20210722214912_add_item_location_fields.rb b/db/migrate/20210722214912_add_item_location_fields.rb
index 2910411c3..dbd56e5de 100644
--- a/db/migrate/20210722214912_add_item_location_fields.rb
+++ b/db/migrate/20210722214912_add_item_location_fields.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class AddItemLocationFields < ActiveRecord::Migration[6.1]
   def change
     add_column :items, :location_area, :text
diff --git a/db/migrate/20210903205105_change_event_attendees_to_jsonb.rb b/db/migrate/20210903205105_change_event_attendees_to_jsonb.rb
index 1b5a5fbfa..3b10a3749 100644
--- a/db/migrate/20210903205105_change_event_attendees_to_jsonb.rb
+++ b/db/migrate/20210903205105_change_event_attendees_to_jsonb.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class ChangeEventAttendeesToJsonb < ActiveRecord::Migration[6.1]
   def change
     remove_column :events, :attendees
diff --git a/db/migrate/20210911202001_add_pronunciation_to_members.rb b/db/migrate/20210911202001_add_pronunciation_to_members.rb
index f7c9a5487..f2c5457cb 100644
--- a/db/migrate/20210911202001_add_pronunciation_to_members.rb
+++ b/db/migrate/20210911202001_add_pronunciation_to_members.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class AddPronunciationToMembers < ActiveRecord::Migration[6.1]
   def change
     add_column :members, :pronunciation, :string
diff --git a/db/migrate/20210925151216_add_plain_text_description_to_item.rb b/db/migrate/20210925151216_add_plain_text_description_to_item.rb
index d4e9ef585..efe71d792 100644
--- a/db/migrate/20210925151216_add_plain_text_description_to_item.rb
+++ b/db/migrate/20210925151216_add_plain_text_description_to_item.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class AddPlainTextDescriptionToItem < ActiveRecord::Migration[6.1]
   def change
     add_column :items, :plain_text_description, :text
diff --git a/db/migrate/20211006183946_add_library_id_to_renewal_requests.rb b/db/migrate/20211006183946_add_library_id_to_renewal_requests.rb
index 4bf33f447..4c93cb16f 100644
--- a/db/migrate/20211006183946_add_library_id_to_renewal_requests.rb
+++ b/db/migrate/20211006183946_add_library_id_to_renewal_requests.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class AddLibraryIdToRenewalRequests < ActiveRecord::Migration[6.1]
   def change
     add_column :renewal_requests, :library_id, :integer
diff --git a/db/migrate/20211012153401_add_allow_members_to_libraries.rb b/db/migrate/20211012153401_add_allow_members_to_libraries.rb
index 7df916e75..a464b2b48 100644
--- a/db/migrate/20211012153401_add_allow_members_to_libraries.rb
+++ b/db/migrate/20211012153401_add_allow_members_to_libraries.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class AddAllowMembersToLibraries < ActiveRecord::Migration[6.0]
   def change
     add_column :libraries, :allow_members, :boolean, default: true, after: :address, null: false
diff --git a/db/migrate/20211013172726_add_allow_payments_to_libraries.rb b/db/migrate/20211013172726_add_allow_payments_to_libraries.rb
index 030c5e8a5..7e6e18507 100644
--- a/db/migrate/20211013172726_add_allow_payments_to_libraries.rb
+++ b/db/migrate/20211013172726_add_allow_payments_to_libraries.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class AddAllowPaymentsToLibraries < ActiveRecord::Migration[6.0]
   def change
     add_column :libraries, :allow_payments, :boolean, default: true, after: :allow_payments, null: false
diff --git a/db/migrate/20211013175030_add_allow_volunteers_to_libraries.rb b/db/migrate/20211013175030_add_allow_volunteers_to_libraries.rb
index c6fd23852..e35e6583e 100644
--- a/db/migrate/20211013175030_add_allow_volunteers_to_libraries.rb
+++ b/db/migrate/20211013175030_add_allow_volunteers_to_libraries.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class AddAllowVolunteersToLibraries < ActiveRecord::Migration[6.1]
   def change
     add_column :libraries, :allow_volunteers, :boolean, default: true, after: :address, null: false
diff --git a/db/migrate/20211014184745_add_allow_appointments_to_libraries.rb b/db/migrate/20211014184745_add_allow_appointments_to_libraries.rb
index 275d53364..6a69cd2de 100644
--- a/db/migrate/20211014184745_add_allow_appointments_to_libraries.rb
+++ b/db/migrate/20211014184745_add_allow_appointments_to_libraries.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class AddAllowAppointmentsToLibraries < ActiveRecord::Migration[6.1]
   def change
     add_column :libraries, :allow_appointments, :boolean, default: true, after: :allow_members, null: false
diff --git a/db/migrate/20211120222110_add_expires_at_to_holds.rb b/db/migrate/20211120222110_add_expires_at_to_holds.rb
index 91a5460ff..de223a823 100644
--- a/db/migrate/20211120222110_add_expires_at_to_holds.rb
+++ b/db/migrate/20211120222110_add_expires_at_to_holds.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class AddExpiresAtToHolds < ActiveRecord::Migration[6.1]
   def change
     add_column :holds, :expires_at, :datetime
diff --git a/db/migrate/20211203200042_create_library_updates.rb b/db/migrate/20211203200042_create_library_updates.rb
index 04032b554..e76e01a29 100644
--- a/db/migrate/20211203200042_create_library_updates.rb
+++ b/db/migrate/20211203200042_create_library_updates.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class CreateLibraryUpdates < ActiveRecord::Migration[6.1]
   def change
     create_table :library_updates do |t|
diff --git a/db/migrate/20220202191706_create_enum_for_item_status.rb b/db/migrate/20220202191706_create_enum_for_item_status.rb
index 7e5c6ce82..c1df58748 100644
--- a/db/migrate/20220202191706_create_enum_for_item_status.rb
+++ b/db/migrate/20220202191706_create_enum_for_item_status.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class CreateEnumForItemStatus < ActiveRecord::Migration[6.1]
   class Item < ActiveRecord::Base
     enum status: [:pending, :active, :maintenance, :retired]
diff --git a/db/migrate/20220202214711_create_maintenance_reports.rb b/db/migrate/20220202214711_create_maintenance_reports.rb
index 98a9a5168..22b010d2f 100644
--- a/db/migrate/20220202214711_create_maintenance_reports.rb
+++ b/db/migrate/20220202214711_create_maintenance_reports.rb
@@ -1,10 +1,12 @@
+# frozen_string_literal: true
+
 class CreateMaintenanceReports < ActiveRecord::Migration[6.1]
   def change
     create_table :maintenance_reports do |t|
       t.text :title
       t.integer :time_spent
       t.belongs_to :item, null: false, foreign_key: true
-      t.belongs_to :creator, null: false, foreign_key: {to_table: :users}
+      t.belongs_to :creator, null: false, foreign_key: { to_table: :users }
       t.enum :current_item_status, enum_type: "item_status"
       t.belongs_to :audit, foreign_key: true
 
diff --git a/db/migrate/20220212072927_create_monthly_loans.rb b/db/migrate/20220212072927_create_monthly_loans.rb
index 2715981a2..f9c00bdc1 100644
--- a/db/migrate/20220212072927_create_monthly_loans.rb
+++ b/db/migrate/20220212072927_create_monthly_loans.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class CreateMonthlyLoans < ActiveRecord::Migration[6.1]
   def change
     create_view :monthly_loans
diff --git a/db/migrate/20220212073119_create_monthly_members.rb b/db/migrate/20220212073119_create_monthly_members.rb
index 1c7c58a37..d4736fab9 100644
--- a/db/migrate/20220212073119_create_monthly_members.rb
+++ b/db/migrate/20220212073119_create_monthly_members.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class CreateMonthlyMembers < ActiveRecord::Migration[6.1]
   def change
     create_view :monthly_members
diff --git a/db/migrate/20220212073628_create_monthly_appointments.rb b/db/migrate/20220212073628_create_monthly_appointments.rb
index b29ff107b..ea86fda5e 100644
--- a/db/migrate/20220212073628_create_monthly_appointments.rb
+++ b/db/migrate/20220212073628_create_monthly_appointments.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class CreateMonthlyAppointments < ActiveRecord::Migration[6.1]
   def change
     create_view :monthly_appointments
diff --git a/db/migrate/20220212081100_drop_monthly_activities_view.rb b/db/migrate/20220212081100_drop_monthly_activities_view.rb
index af333786a..16236045f 100644
--- a/db/migrate/20220212081100_drop_monthly_activities_view.rb
+++ b/db/migrate/20220212081100_drop_monthly_activities_view.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class DropMonthlyActivitiesView < ActiveRecord::Migration[6.1]
   def change
     drop_view :monthly_activities, revert_to_version: 1
diff --git a/db/migrate/20220215035541_add_additional_item_statuses.rb b/db/migrate/20220215035541_add_additional_item_statuses.rb
index 9ba5056f7..3da450ea9 100644
--- a/db/migrate/20220215035541_add_additional_item_statuses.rb
+++ b/db/migrate/20220215035541_add_additional_item_statuses.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class AddAdditionalItemStatuses < ActiveRecord::Migration[6.1]
   def change
     add_enum_value :item_status, "maintenance_repairing"
diff --git a/db/migrate/20220225180000_add_ticket_status.rb b/db/migrate/20220225180000_add_ticket_status.rb
index ddcec7526..77f931409 100644
--- a/db/migrate/20220225180000_add_ticket_status.rb
+++ b/db/migrate/20220225180000_add_ticket_status.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class AddTicketStatus < ActiveRecord::Migration[6.1]
   def change
     create_enum :ticket_status, ["assess", "parts", "repairing", "resolved"]
diff --git a/db/migrate/20220225184325_create_tickets.rb b/db/migrate/20220225184325_create_tickets.rb
index 75a96f88e..d38630943 100644
--- a/db/migrate/20220225184325_create_tickets.rb
+++ b/db/migrate/20220225184325_create_tickets.rb
@@ -1,10 +1,12 @@
+# frozen_string_literal: true
+
 class CreateTickets < ActiveRecord::Migration[6.1]
   def change
     create_table :tickets do |t|
       t.string :title, null: false
       t.references :item, null: false, foreign_key: true
       t.enum :status, enum_type: "ticket_status", null: false, default: "assess"
-      t.belongs_to :creator, null: false, foreign_key: {to_table: :users}
+      t.belongs_to :creator, null: false, foreign_key: { to_table: :users }
 
       t.timestamps
     end
diff --git a/db/migrate/20220225192017_drop_maintenance_reports.rb b/db/migrate/20220225192017_drop_maintenance_reports.rb
index 0438d37ef..1475c53b1 100644
--- a/db/migrate/20220225192017_drop_maintenance_reports.rb
+++ b/db/migrate/20220225192017_drop_maintenance_reports.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class DropMaintenanceReports < ActiveRecord::Migration[6.1]
   def change
     drop_table :maintenance_reports
diff --git a/db/migrate/20220227204052_create_ticket_updates.rb b/db/migrate/20220227204052_create_ticket_updates.rb
index 825923aa4..4b0cc793c 100644
--- a/db/migrate/20220227204052_create_ticket_updates.rb
+++ b/db/migrate/20220227204052_create_ticket_updates.rb
@@ -1,9 +1,11 @@
+# frozen_string_literal: true
+
 class CreateTicketUpdates < ActiveRecord::Migration[6.1]
   def change
     create_table :ticket_updates do |t|
       t.integer :time_spent
       t.belongs_to :ticket, null: false, foreign_key: true
-      t.belongs_to :creator, null: false, foreign_key: {to_table: :users}
+      t.belongs_to :creator, null: false, foreign_key: { to_table: :users }
       t.belongs_to :audit, foreign_key: true
 
       t.timestamps
diff --git a/db/migrate/20220303060319_add_consumable_to_borrow_policy.rb b/db/migrate/20220303060319_add_consumable_to_borrow_policy.rb
index d1439b2b7..609127637 100644
--- a/db/migrate/20220303060319_add_consumable_to_borrow_policy.rb
+++ b/db/migrate/20220303060319_add_consumable_to_borrow_policy.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class AddConsumableToBorrowPolicy < ActiveRecord::Migration[6.1]
   def change
     add_column :borrow_policies, :consumable, :boolean, default: false
diff --git a/db/migrate/20220303210904_remove_maintenance_statuses_from_items.rb b/db/migrate/20220303210904_remove_maintenance_statuses_from_items.rb
index 39abbcf44..d15dc4bf3 100644
--- a/db/migrate/20220303210904_remove_maintenance_statuses_from_items.rb
+++ b/db/migrate/20220303210904_remove_maintenance_statuses_from_items.rb
@@ -1,10 +1,12 @@
+# frozen_string_literal: true
+
 class RemoveMaintenanceStatusesFromItems < ActiveRecord::Migration[6.1]
   def change
     execute "UPDATE items SET status = 'maintenance' WHERE status = 'maintenance_parts' OR status = 'maintenance_repairing'"
     execute "ALTER TYPE item_status RENAME TO item_status_old"
     create_enum :item_status, ["pending", "active", "maintenance", "retired"]
     execute <<~SQL
-      ALTER TABLE items 
+      ALTER TABLE items#{' '}
         ALTER COLUMN status DROP DEFAULT,
         ALTER COLUMN status TYPE item_status USING (status::text::item_status),
         ALTER COLUMN status SET DEFAULT 'active'
diff --git a/db/migrate/20220304025546_add_library_to_tickets_and_ticket_updates.rb b/db/migrate/20220304025546_add_library_to_tickets_and_ticket_updates.rb
index 8df5d9b31..a4a5201ff 100644
--- a/db/migrate/20220304025546_add_library_to_tickets_and_ticket_updates.rb
+++ b/db/migrate/20220304025546_add_library_to_tickets_and_ticket_updates.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class AddLibraryToTicketsAndTicketUpdates < ActiveRecord::Migration[6.1]
   def change
     add_reference :tickets, :library
diff --git a/db/migrate/20220327010549_add_url_to_items.rb b/db/migrate/20220327010549_add_url_to_items.rb
index bed9e1a75..b8666ae12 100644
--- a/db/migrate/20220327010549_add_url_to_items.rb
+++ b/db/migrate/20220327010549_add_url_to_items.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class AddUrlToItems < ActiveRecord::Migration[6.1]
   def change
     add_column :items, :url, :string
diff --git a/db/migrate/20220330165641_add_item_counts_to_category.rb b/db/migrate/20220330165641_add_item_counts_to_category.rb
index 76321d273..d55630e54 100644
--- a/db/migrate/20220330165641_add_item_counts_to_category.rb
+++ b/db/migrate/20220330165641_add_item_counts_to_category.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class AddItemCountsToCategory < ActiveRecord::Migration[6.1]
   def change
     add_column :categories, :item_counts, :jsonb, default: {}
diff --git a/db/migrate/20220330175925_update_category_nodes_to_version_3.rb b/db/migrate/20220330175925_update_category_nodes_to_version_3.rb
index d4930c4e9..4b9e8a365 100644
--- a/db/migrate/20220330175925_update_category_nodes_to_version_3.rb
+++ b/db/migrate/20220330175925_update_category_nodes_to_version_3.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class UpdateCategoryNodesToVersion3 < ActiveRecord::Migration[6.1]
   def change
     update_view :category_nodes,
diff --git a/db/migrate/20220403224122_add_unique_index_to_category_nodes.rb b/db/migrate/20220403224122_add_unique_index_to_category_nodes.rb
index 87304e661..6a56b5a45 100644
--- a/db/migrate/20220403224122_add_unique_index_to_category_nodes.rb
+++ b/db/migrate/20220403224122_add_unique_index_to_category_nodes.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class AddUniqueIndexToCategoryNodes < ActiveRecord::Migration[6.1]
   def change
     add_index :category_nodes, :id, unique: true
diff --git a/db/migrate/20220421204258_update_category_nodes_to_version_4.rb b/db/migrate/20220421204258_update_category_nodes_to_version_4.rb
index 6c124e909..3b93987ad 100644
--- a/db/migrate/20220421204258_update_category_nodes_to_version_4.rb
+++ b/db/migrate/20220421204258_update_category_nodes_to_version_4.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class UpdateCategoryNodesToVersion4 < ActiveRecord::Migration[6.1]
   def change
     update_view :category_nodes, version: 4, revert_to_version: 3, materialized: true
diff --git a/db/migrate/20220422172531_remove_item_counts_from_categories.rb b/db/migrate/20220422172531_remove_item_counts_from_categories.rb
index 9f9f5b61c..b3f7aa995 100644
--- a/db/migrate/20220422172531_remove_item_counts_from_categories.rb
+++ b/db/migrate/20220422172531_remove_item_counts_from_categories.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class RemoveItemCountsFromCategories < ActiveRecord::Migration[6.1]
   def change
     remove_column :categories, :item_counts, :jsonb, default: {}
diff --git a/db/migrate/20220902013538_add_purchase_price_and_purchase_link_to_item.rb b/db/migrate/20220902013538_add_purchase_price_and_purchase_link_to_item.rb
index f4b9c5a23..897340ec0 100644
--- a/db/migrate/20220902013538_add_purchase_price_and_purchase_link_to_item.rb
+++ b/db/migrate/20220902013538_add_purchase_price_and_purchase_link_to_item.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class AddPurchasePriceAndPurchaseLinkToItem < ActiveRecord::Migration[6.1]
   def change
     add_column :items, :purchase_link, :string
diff --git a/db/migrate/20221030174955_add_my_turn_item_type_to_items.rb b/db/migrate/20221030174955_add_my_turn_item_type_to_items.rb
index 2bef5ef57..99a1f6f75 100644
--- a/db/migrate/20221030174955_add_my_turn_item_type_to_items.rb
+++ b/db/migrate/20221030174955_add_my_turn_item_type_to_items.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 class AddMyTurnItemTypeToItems < ActiveRecord::Migration[6.1]
   def change
     add_column :items, :myturn_item_type, :string
diff --git a/db/schema.rb b/db/schema.rb
index 681f2815f..1acd28925 100644
--- a/db/schema.rb
+++ b/db/schema.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 # This file is auto-generated from the current state of the database. Instead
 # of editing this file, please use the migrations feature of Active Record to
 # incrementally modify your database, and then regenerate this schema definition.
@@ -11,7 +13,6 @@
 # It's strongly recommended that you check this file into your version control system.
 
 ActiveRecord::Schema.define(version: 2022_10_30_174955) do
-
   # These are extensions that must be enabled in order to support this database
   enable_extension "plpgsql"
 
@@ -701,5 +702,4 @@
      FROM tree_nodes;
   SQL
   add_index "category_nodes", ["id"], name: "index_category_nodes_on_id", unique: true
-
 end
diff --git a/db/seeds.rb b/db/seeds.rb
index 270335ccc..71c5315a2 100644
--- a/db/seeds.rb
+++ b/db/seeds.rb
@@ -1,8 +1,10 @@
+# frozen_string_literal: true
+
 def seed_library(library, email_suffix = "", postal_code = "60609")
   ActsAsTenant.with_tenant(library) do
     member_attrs = {
       phone_number: "3124567890", pronouns: ["she/her"], id_kind: 0, address_verified: false, desires: "saws, hammers",
-      address1: "123 S. Streetname St.", address2: "Apt. 4", city: "Chicago", region: "IL", postal_code: postal_code,
+      address1: "123 S. Streetname St.", address2: "Apt. 4", city: "Chicago", region: "IL", postal_code:,
       reminders_via_email: true, reminders_via_text: true, receive_newsletter: true, volunteer_interest: true
     }
 
diff --git a/gems/active_storage_log_suppressor/Gemfile b/gems/active_storage_log_suppressor/Gemfile
index 408c54d66..1aeb9acca 100644
--- a/gems/active_storage_log_suppressor/Gemfile
+++ b/gems/active_storage_log_suppressor/Gemfile
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 source "https://rubygems.org"
 git_source(:github) { |repo| "https://github.com/#{repo}.git" }
 
diff --git a/gems/active_storage_log_suppressor/active_storage_log_suppressor.gemspec b/gems/active_storage_log_suppressor/active_storage_log_suppressor.gemspec
index ecf7f90aa..6254ed0a1 100644
--- a/gems/active_storage_log_suppressor/active_storage_log_suppressor.gemspec
+++ b/gems/active_storage_log_suppressor/active_storage_log_suppressor.gemspec
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 $:.push File.expand_path("lib", __dir__)
 
 # Maintain your gem's version:
diff --git a/gems/active_storage_log_suppressor/lib/active_storage_log_suppressor/filters.rb b/gems/active_storage_log_suppressor/lib/active_storage_log_suppressor/filters.rb
index 6ae7306b8..ca7abdd37 100644
--- a/gems/active_storage_log_suppressor/lib/active_storage_log_suppressor/filters.rb
+++ b/gems/active_storage_log_suppressor/lib/active_storage_log_suppressor/filters.rb
@@ -17,12 +17,11 @@ def redirect_to(event)
 
   module ActiveStorageLoggingFilters
     private
+      def info(event, colored_message)
+      end
 
-    def info(event, colored_message)
-    end
-
-    def debug(event, colored_message)
-    end
+      def debug(event, colored_message)
+      end
   end
 
   module ActiveRecordLoggingFilters
diff --git a/gems/active_storage_log_suppressor/lib/tasks/active_storage_log_suppressor_tasks.rake b/gems/active_storage_log_suppressor/lib/tasks/active_storage_log_suppressor_tasks.rake
index bc2d6d4c4..0686758d0 100644
--- a/gems/active_storage_log_suppressor/lib/tasks/active_storage_log_suppressor_tasks.rake
+++ b/gems/active_storage_log_suppressor/lib/tasks/active_storage_log_suppressor_tasks.rake
@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 # desc "Explaining what the task does"
 # task :active_storage_log_suppressor do
 #   # Task goes here
diff --git a/lib/rails_solargraph.rb b/lib/rails_solargraph.rb
index c66cd05f1..09ada882e 100644
--- a/lib/rails_solargraph.rb
+++ b/lib/rails_solargraph.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 # https://gist.github.com/castwide/28b349566a223dfb439a337aea29713e
 #
 # The following comments fill some of the gaps in Solargraph's understanding of
diff --git a/lib/tasks/categories.rake b/lib/tasks/categories.rake
index 15ffce729..f6186038a 100644
--- a/lib/tasks/categories.rake
+++ b/lib/tasks/categories.rake
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 namespace :categories do
   desc "Updates the category_nodes materialized view"
   task refresh_nodes: :environment do
diff --git a/lib/tasks/db.rake b/lib/tasks/db.rake
index 26e723bb9..70be6303c 100644
--- a/lib/tasks/db.rake
+++ b/lib/tasks/db.rake
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 namespace :db do
   desc "Closes all other connections to the database"
   task close_connections: :environment do
diff --git a/lib/tasks/devdata.rake b/lib/tasks/devdata.rake
index f11b2ce6a..be466b07d 100644
--- a/lib/tasks/devdata.rake
+++ b/lib/tasks/devdata.rake
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "fileutils"
 
 DEVDATA_DIR = File.expand_path("db/devdata", Rails.root)
@@ -65,9 +67,9 @@ namespace :devdata do
       Library.all.each_with_index do |library, index|
         postal_code = postal_codes[index]
         ActsAsTenant.with_tenant(library) do
-          create_member(holds: 2, waiting_holds: 2, loans: 2, postal_code: postal_code)
-          create_member(loans: 5, postal_code: postal_code)
-          create_member(postal_code: postal_code)
+          create_member(holds: 2, waiting_holds: 2, loans: 2, postal_code:)
+          create_member(loans: 5, postal_code:)
+          create_member(postal_code:)
         end
       end
     end
@@ -79,33 +81,33 @@ namespace :devdata do
     email = "member#{id}@example.com"
 
     member = Member.create!(
-      status: status,
-      email: email,
-      user: User.create!(email: email, password: "password"),
+      status:,
+      email:,
+      user: User.create!(email:, password: "password"),
       phone_number: "3121234567",
       full_name: "Member Number #{id}",
       preferred_name: "Member ##{id}",
       address1: "#{id} W. Chicago Ave",
-      postal_code: postal_code,
+      postal_code:,
       address_verified: true
     )
 
     holds.times do
       item = random_model(Item.active.available)
-      Hold.create!(member: member, item: item, creator: member.user)
+      Hold.create!(member:, item:, creator: member.user)
     end
 
     # holds where this person is in line behind someone else
     waiting_holds.times do
       item = random_model(Item.active.available)
       member_in_front = random_model(Member)
-      Hold.create!(member: member_in_front, item: item, creator: member_in_front.user)
-      Hold.create!(member: member, item: item, creator: member.user)
+      Hold.create!(member: member_in_front, item:, creator: member_in_front.user)
+      Hold.create!(member:, item:, creator: member.user)
     end
 
     loans.times do
       item = random_model(Item.active.includes(:borrow_policy).available)
-      Loan.create!(item: item, member: member, due_at: 1.week.since, uniquely_numbered: item.borrow_policy.uniquely_numbered)
+      Loan.create!(item:, member:, due_at: 1.week.since, uniquely_numbered: item.borrow_policy.uniquely_numbered)
     end
   end
 
diff --git a/lib/tasks/email.rake b/lib/tasks/email.rake
index 252468119..c85f9f860 100644
--- a/lib/tasks/email.rake
+++ b/lib/tasks/email.rake
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 def send_emails(mails, date)
   Time.use_zone("America/Chicago") do
     now = date ? Date.iso8601(date) : Time.current.to_date
@@ -32,7 +34,7 @@ namespace :email do
     Membership.where(ended_at: (Date.today + 30.days).all_day).each do |membership|
       member = membership.member
       amount = member.last_membership&.amount || Money.new(0)
-      MemberMailer.with(member: member, amount: amount).membership_renewal_reminder.deliver_now
+      MemberMailer.with(member:, amount:).membership_renewal_reminder.deliver_now
     end
   end
 
diff --git a/lib/tasks/export.rake b/lib/tasks/export.rake
index 1d902c80d..cae2cee19 100644
--- a/lib/tasks/export.rake
+++ b/lib/tasks/export.rake
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "csv"
 
 namespace :export do
diff --git a/lib/tasks/holds.rake b/lib/tasks/holds.rake
index 8bfff1c14..7d6911edb 100644
--- a/lib/tasks/holds.rake
+++ b/lib/tasks/holds.rake
@@ -1,9 +1,11 @@
+# frozen_string_literal: true
+
 namespace :holds do
   desc "Check for holds that should be started and send emails to members"
   task start_waiting_holds: :environment do
     Time.use_zone("America/Chicago") do
       Hold.start_waiting_holds do |hold|
-        MemberMailer.with(member: hold.member, hold: hold).hold_available.deliver_now
+        MemberMailer.with(member: hold.member, hold:).hold_available.deliver_now
       end
     end
   end
diff --git a/lib/tasks/import.rake b/lib/tasks/import.rake
index 2e26a9251..08c43dc4b 100644
--- a/lib/tasks/import.rake
+++ b/lib/tasks/import.rake
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "csv"
 
 # BorrowPolicy.create!(library_id: 1, code: "S", consumable: true, uniquely_numbered: false, name: "Single Use")
@@ -99,7 +101,7 @@ namespace :import do
           next if row["categories"].to_s == ""
 
           category_ids = find_or_create_categories_from_names(item.id, row["categories"])
-          item.update!(category_ids: category_ids) if category_ids
+          item.update!(category_ids:) if category_ids
         end
       end
     end
diff --git a/lib/tasks/members.rake b/lib/tasks/members.rake
index c5f732bc7..9354590c8 100644
--- a/lib/tasks/members.rake
+++ b/lib/tasks/members.rake
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "securerandom"
 
 namespace :members do
@@ -11,7 +13,7 @@ namespace :members do
         puts "found match for #{user.email}"
       else
         puts "creating member for #{user.email}"
-        Member.create!(user: user, email: user.email, full_name: user.email, phone_number: "7732420923", address1: "1048 W. 37th St.", postal_code: "60609")
+        Member.create!(user:, email: user.email, full_name: user.email, phone_number: "7732420923", address1: "1048 W. 37th St.", postal_code: "60609")
       end
     end
   end
@@ -26,7 +28,7 @@ namespace :members do
 
       password = SecureRandom.hex
       begin
-        new_user = User.create!(email: member.email, password: password)
+        new_user = User.create!(email: member.email, password:)
         member.user = new_user
         member.save(validate: false)
       rescue ActiveRecord::RecordInvalid => e
diff --git a/lib/tasks/neon.rake b/lib/tasks/neon.rake
index 67e8992d2..1b58156ec 100644
--- a/lib/tasks/neon.rake
+++ b/lib/tasks/neon.rake
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 namespace :neon do
   task search: :environment do
     client = Neon::Client.new(ENV.fetch("NEON_ORGANIZATION_ID"), ENV.fetch("NEON_API_KEY"))
diff --git a/lib/tasks/production.rake b/lib/tasks/production.rake
index 1329fce61..dd7d60383 100644
--- a/lib/tasks/production.rake
+++ b/lib/tasks/production.rake
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "open3"
 
 def run_and_print(command)
@@ -52,7 +54,7 @@ def scrub_data
   scrub_users
 
   Member.update_all(<<~SQL)
-    full_name = 'Firstname ' || id || ' Lastname', 
+    full_name = 'Firstname ' || id || ' Lastname',#{' '}
     preferred_name = 'Member ' || id,
     email = 'member' || id || '@example.com',
     phone_number = '7732420923',
diff --git a/lib/tasks/s3.rake b/lib/tasks/s3.rake
index 644ce211e..f92ffb9a7 100644
--- a/lib/tasks/s3.rake
+++ b/lib/tasks/s3.rake
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 task :s3_import do
   storage_folder = Rails.root.join("storage")
   storage_folder.mkpath
diff --git a/lib/tasks/stats.rake b/lib/tasks/stats.rake
index 67ba44e43..c38ce4106 100644
--- a/lib/tasks/stats.rake
+++ b/lib/tasks/stats.rake
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "csv"
 
 desc "Export member stats to CSV"
diff --git a/lib/tasks/sync.rake b/lib/tasks/sync.rake
index 4cd6e30d3..b7198f969 100644
--- a/lib/tasks/sync.rake
+++ b/lib/tasks/sync.rake
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 namespace :sync do
   desc "Syncronizes calendars with the events database"
   task calendars: :environment do
@@ -8,7 +10,7 @@ namespace :sync do
   end
 
   def sync_calendar(calendar_id)
-    calendar = Google::Calendar.new(calendar_id: calendar_id)
+    calendar = Google::Calendar.new(calendar_id:)
     result = calendar.upcoming_events(Time.zone.now, 3.months.since)
     if result.success?
       Event.update_events(result.value)
diff --git a/test/application_system_test_case.rb b/test/application_system_test_case.rb
index 2a7714add..c0885d787 100644
--- a/test/application_system_test_case.rb
+++ b/test/application_system_test_case.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 Capybara.default_max_wait_time = 5
@@ -106,57 +108,54 @@ def fail_on_js_error(error)
       end
     end
 
-    refute fail, "there were JavaScript errors"
+    assert_not fail, "there were JavaScript errors"
   end
 
   private
+    def ignore_js_errors(reason: "I know what I am doing")
+      Rails.logger.info("Swallowed JS error because: #{reason}")
+      yield if block_given?
+      page.driver.browser.logs.get(:browser)
+    end
 
-  def ignore_js_errors(reason: "I know what I am doing")
-    Rails.logger.info("Swallowed JS error because: #{reason}")
-    yield if block_given?
-    page.driver.browser.logs.get(:browser)
-  end
-
-  def sign_in_as_admin
-    @user = FactoryBot.create(:user, role: "admin")
-    login_as(@user, scope: :user)
-  end
+    def sign_in_as_admin
+      @user = FactoryBot.create(:user, role: "admin")
+      login_as(@user, scope: :user)
+    end
 
-  def audited_as_admin(&block)
-    Audited.audit_model.as_user(@user) do
-      yield
+    def audited_as_admin(&block)
+      Audited.audit_model.as_user(@user, &block)
     end
-  end
 
-  def fill_in_rich_text_area(locator = nil, with:)
-    find(:rich_text_area, locator).execute_script("this.editor.loadHTML(arguments[0])", with.to_s)
-  end
+    def fill_in_rich_text_area(locator = nil, with:)
+      find(:rich_text_area, locator).execute_script("this.editor.loadHTML(arguments[0])", with.to_s)
+    end
 
-  def assert_delivered_email(to:, &block)
-    delivered_mail = ActionMailer::Base.deliveries.last
-    assert_equal [to], delivered_mail.to
+    def assert_delivered_email(to:, &block)
+      delivered_mail = ActionMailer::Base.deliveries.last
+      assert_equal [to], delivered_mail.to
 
-    assert delivered_mail.body.parts.size == 2, "non multipart email was sent!"
+      assert delivered_mail.body.parts.size == 2, "non multipart email was sent!"
 
-    if delivered_mail.attachments.size > 0
-      text = delivered_mail.body.parts[0].body.parts[0].body
-      html = delivered_mail.body.parts[0].body.parts[1].body
-      attachments = delivered_mail.attachments
-    else
-      html = delivered_mail.body.parts[0].body.to_s
-      text = delivered_mail.body.parts[1].body.to_s
-      attachments = []
+      if delivered_mail.attachments.size > 0
+        text = delivered_mail.body.parts[0].body.parts[0].body
+        html = delivered_mail.body.parts[0].body.parts[1].body
+        attachments = delivered_mail.attachments
+      else
+        html = delivered_mail.body.parts[0].body.to_s
+        text = delivered_mail.body.parts[1].body.to_s
+        attachments = []
+      end
+      yield html, text, attachments
     end
-    yield html, text, attachments
-  end
 
-  def assert_date_displayed(datetime)
-    find("time[datetime='#{datetime.utc}']")
-  end
+    def assert_date_displayed(datetime)
+      find("time[datetime='#{datetime.utc}']")
+    end
 
-  # The GH action runners are _slow_ and things like image generation or
-  # MJML rendering will easily timeout unless given a lot of breathing room.
-  def slow_op_wait_time
-    ENV["GITHUB_ACTIONS"] ? 30 : 10
-  end
+    # The GH action runners are _slow_ and things like image generation or
+    # MJML rendering will easily timeout unless given a lot of breathing room.
+    def slow_op_wait_time
+      ENV["GITHUB_ACTIONS"] ? 30 : 10
+    end
 end
diff --git a/test/channels/application_cable/connection_test.rb b/test/channels/application_cable/connection_test.rb
index 6ba209f87..0810a5d86 100644
--- a/test/channels/application_cable/connection_test.rb
+++ b/test/channels/application_cable/connection_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 # class ApplicationCable::ConnectionTest < ActionCable::Connection::TestCase
diff --git a/test/controllers/account/appointments_controller_test.rb b/test/controllers/account/appointments_controller_test.rb
index d5e46cb7e..8a6a8d0f7 100644
--- a/test/controllers/account/appointments_controller_test.rb
+++ b/test/controllers/account/appointments_controller_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 module Account
@@ -33,7 +35,7 @@ class AppointmentsControllerTest < ActionDispatch::IntegrationTest
       assert_equal 1, @appointment.holds.count
 
       @hold2 = FactoryBot.create(:hold, member: @member)
-      put account_appointment_path(@appointment), params: {appointment: {hold_ids: [@hold.id, @hold2.id], time_range_string: @appointment.time_range_string, comment: @appointment.comment}}
+      put account_appointment_path(@appointment), params: { appointment: { hold_ids: [@hold.id, @hold2.id], time_range_string: @appointment.time_range_string, comment: @appointment.comment } }
       @appointment.reload
 
       assert_equal 2, @appointment.holds.count
@@ -41,7 +43,7 @@ class AppointmentsControllerTest < ActionDispatch::IntegrationTest
     end
 
     test "should not update appointment with invalid params" do
-      put account_appointment_path(@appointment), params: {appointment: {hold_ids: [], time_range_string: @appointment.time_range_string, comment: @appointment.comment}}
+      put account_appointment_path(@appointment), params: { appointment: { hold_ids: [], time_range_string: @appointment.time_range_string, comment: @appointment.comment } }
 
       assert_template :edit
       assert_select "ul.error", /Please select an item to pick-up or return for your appointment/
@@ -53,7 +55,7 @@ class AppointmentsControllerTest < ActionDispatch::IntegrationTest
     test "should not update appointment scheduled after any holds expire" do
       @expired_hold = create(:hold, member: @member)
       @expired_hold.start!(@appointment.starts_at - Hold::HOLD_LENGTH - 1.days)
-      put account_appointment_path(@appointment), params: {appointment: {hold_ids: [@hold.id, @expired_hold.id], time_range_string: @appointment.time_range_string, comment: @appointment.comment}}
+      put account_appointment_path(@appointment), params: { appointment: { hold_ids: [@hold.id, @expired_hold.id], time_range_string: @appointment.time_range_string, comment: @appointment.comment } }
 
       assert_template :edit
       assert_select "ul.error", /on or before hold expires on/
diff --git a/test/controllers/account/holds_controller_test.rb b/test/controllers/account/holds_controller_test.rb
index af59845f8..f87903b81 100644
--- a/test/controllers/account/holds_controller_test.rb
+++ b/test/controllers/account/holds_controller_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 module Account
@@ -13,7 +15,7 @@ class HoldsControllerTest < ActionDispatch::IntegrationTest
 
     test "creates hold for an item and starts hold" do
       assert_difference("@item.holds.count") do
-        post account_holds_url, params: {item_id: @item.id}
+        post account_holds_url, params: { item_id: @item.id }
       end
 
       assert_redirected_to item_url(@item.id)
@@ -26,13 +28,13 @@ class HoldsControllerTest < ActionDispatch::IntegrationTest
       create(:hold, item: @item)
 
       assert_difference("@item.holds.count") do
-        post account_holds_url, params: {item_id: @item.id}
+        post account_holds_url, params: { item_id: @item.id }
       end
 
       assert_redirected_to item_url(@item.id)
 
       hold = @item.holds.last
-      refute hold.started?
+      assert_not hold.started?
     end
   end
 end
diff --git a/test/controllers/account/home_controller_test.rb b/test/controllers/account/home_controller_test.rb
index f4758f519..cf2ac5483 100644
--- a/test/controllers/account/home_controller_test.rb
+++ b/test/controllers/account/home_controller_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 module Account
@@ -45,7 +47,7 @@ class HomeControllerTest < ActionDispatch::IntegrationTest
       get account_home_url
 
       assert_match "some good news", response.body
-      refute_match "some old news", response.body
+      assert_no_match "some old news", response.body
     end
   end
 end
diff --git a/test/controllers/account/loans_controller_test.rb b/test/controllers/account/loans_controller_test.rb
index 69d482298..dc7c30c82 100644
--- a/test/controllers/account/loans_controller_test.rb
+++ b/test/controllers/account/loans_controller_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 module Account
@@ -18,7 +20,7 @@ class LoansControllerTest < ActionDispatch::IntegrationTest
       assert_response :success
 
       assert_match @loan.item.complete_number, response.body
-      refute_match @others_loan.item.complete_number, response.body
+      assert_no_match @others_loan.item.complete_number, response.body
     end
 
     test "displays a member's current loans" do
@@ -30,8 +32,8 @@ class LoansControllerTest < ActionDispatch::IntegrationTest
       assert_response :success
 
       assert_match @loan.item.complete_number, response.body
-      refute_match @others_loan.item.complete_number, response.body
-      refute_match @ended_loan.item.complete_number, response.body
+      assert_no_match @others_loan.item.complete_number, response.body
+      assert_no_match @ended_loan.item.complete_number, response.body
     end
   end
 end
diff --git a/test/controllers/account/members_controller_test.rb b/test/controllers/account/members_controller_test.rb
index 05cefe94f..e166ac820 100644
--- a/test/controllers/account/members_controller_test.rb
+++ b/test/controllers/account/members_controller_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 module Account
@@ -21,13 +23,13 @@ class MembersControllerTest < ActionDispatch::IntegrationTest
     end
 
     test "member updates profile" do
-      patch account_member_url, params: {member: {full_name: "Updated Name"}}
+      patch account_member_url, params: { member: { full_name: "Updated Name" } }
       assert_redirected_to account_member_url
       assert_equal "Updated Name", @member.full_name
     end
 
     test "member update redirects to edit when provided invalid params" do
-      patch account_member_url, params: {member: {full_name: nil}}
+      patch account_member_url, params: { member: { full_name: nil } }
       assert_template :edit
     end
   end
diff --git a/test/controllers/account/password_controller_test.rb b/test/controllers/account/password_controller_test.rb
index c8369dabe..db6d8e171 100644
--- a/test/controllers/account/password_controller_test.rb
+++ b/test/controllers/account/password_controller_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 module Account
@@ -23,13 +25,13 @@ class PasswordsControllerTest < ActionDispatch::IntegrationTest
     end
 
     test "member updates password" do
-      put account_password_url, params: {user: @user_password_edit}
+      put account_password_url, params: { user: @user_password_edit }
       assert_redirected_to account_member_url
     end
 
     test "member enters mismatched password" do
       @user_password_edit[:password_confirmation] = "mismatched"
-      put account_password_url, params: {user: @user_password_edit}
+      put account_password_url, params: { user: @user_password_edit }
       assert_redirected_to edit_account_password_url
       assert @user.errors.full_messages.include?("Password confirmation doesn't match Password")
     end
@@ -37,14 +39,14 @@ class PasswordsControllerTest < ActionDispatch::IntegrationTest
     test "member enters short password" do
       @user_password_edit[:password] = "short"
       @user_password_edit[:password_confirmation] = "short"
-      put account_password_url, params: {user: @user_password_edit}
+      put account_password_url, params: { user: @user_password_edit }
       assert_redirected_to edit_account_password_url
       assert @user.errors.full_messages.include?("Password is too short (minimum is 6 characters)")
     end
 
     test "member enters incorrect current password" do
       @user_password_edit[:current_password] = "wrong_password"
-      put account_password_url, params: {user: @user_password_edit}
+      put account_password_url, params: { user: @user_password_edit }
       assert_redirected_to edit_account_password_url
       assert @user.errors.full_messages.include?("Current password is invalid")
     end
diff --git a/test/controllers/account/renewal_requests_controller_test.rb b/test/controllers/account/renewal_requests_controller_test.rb
index 23405858f..a1fb6f59e 100644
--- a/test/controllers/account/renewal_requests_controller_test.rb
+++ b/test/controllers/account/renewal_requests_controller_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 module Account
@@ -15,8 +17,8 @@ class RenewalRequestsControllerTest < ActionDispatch::IntegrationTest
 
     test "member can request renewal for loans" do
       borrow_policy = create(:default_borrow_policy)
-      item = create(:item, borrow_policy: borrow_policy)
-      loan = create(:loan, member: @member, item: item)
+      item = create(:item, borrow_policy:)
+      loan = create(:loan, member: @member, item:)
 
       post account_renewal_requests_url(loan_id: loan)
       assert_redirected_to account_loans_url
diff --git a/test/controllers/account/renewals_controller_test.rb b/test/controllers/account/renewals_controller_test.rb
index 6aa3e6825..d2e7ec7a4 100644
--- a/test/controllers/account/renewals_controller_test.rb
+++ b/test/controllers/account/renewals_controller_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 module Account
@@ -15,8 +17,8 @@ class RenewalsControllerTest < ActionDispatch::IntegrationTest
 
     test "member can renew their renewable loans" do
       borrow_policy = create(:member_renewable_borrow_policy)
-      item = create(:item, borrow_policy: borrow_policy)
-      loan = create(:loan, member: @member, item: item)
+      item = create(:item, borrow_policy:)
+      loan = create(:loan, member: @member, item:)
 
       post account_renewals_url(loan_id: loan)
       assert_redirected_to account_home_url
diff --git a/test/controllers/admin/appointment_checkins_controller_test.rb b/test/controllers/admin/appointment_checkins_controller_test.rb
index 1ff57580a..952fae144 100644
--- a/test/controllers/admin/appointment_checkins_controller_test.rb
+++ b/test/controllers/admin/appointment_checkins_controller_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "application_system_test_case"
 
 module Admin
@@ -16,7 +18,7 @@ class AppointmentCheckinsControllerTest < ActionDispatch::IntegrationTest
     end
 
     test "returns a single item" do
-      post admin_appointment_checkins_path(@appointment), params: {loan_ids: [@loan.id]}
+      post admin_appointment_checkins_path(@appointment), params: { loan_ids: [@loan.id] }
       assert_enqueued_emails 0
     end
   end
diff --git a/test/controllers/admin/appointment_completions_controller_test.rb b/test/controllers/admin/appointment_completions_controller_test.rb
index 91defab98..d9a7f1fdb 100644
--- a/test/controllers/admin/appointment_completions_controller_test.rb
+++ b/test/controllers/admin/appointment_completions_controller_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "application_system_test_case"
 
 module Admin
diff --git a/test/controllers/admin/appointments_controller_test.rb b/test/controllers/admin/appointments_controller_test.rb
index fa148620a..600dd2760 100644
--- a/test/controllers/admin/appointments_controller_test.rb
+++ b/test/controllers/admin/appointments_controller_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "application_system_test_case"
 
 module Admin
@@ -23,7 +25,7 @@ class AppointmentsControllerTest < ActionDispatch::IntegrationTest
 
     test "index page includes links to item and member" do
       day = @appointment.starts_at.strftime("%F")
-      get admin_appointments_path(day: day)
+      get admin_appointments_path(day:)
 
       assert_select "a[href=?]", admin_item_path(@hold.item)
       assert_select "a[href=?]", admin_member_path(@appointment.member)
@@ -33,7 +35,7 @@ class AppointmentsControllerTest < ActionDispatch::IntegrationTest
       starts_at = Time.current
       ends_at = starts_at + 2.hours
 
-      put admin_appointment_path(@appointment), params: {appointment: {time_range_string: "#{starts_at}..#{ends_at}"}}
+      put admin_appointment_path(@appointment), params: { appointment: { time_range_string: "#{starts_at}..#{ends_at}" } }
       assert_redirected_to admin_appointments_url
 
       @appointment.reload
diff --git a/test/controllers/admin/borrow_policies_controller_test.rb b/test/controllers/admin/borrow_policies_controller_test.rb
index 64b490c44..e6ad7415f 100644
--- a/test/controllers/admin/borrow_policies_controller_test.rb
+++ b/test/controllers/admin/borrow_policies_controller_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 module Admin
@@ -23,14 +25,14 @@ class BorrowPoliciesControllerTest < ActionDispatch::IntegrationTest
     test "should redirect to admin borrow policies page" do
       @borrow_policy = create(:default_borrow_policy)
 
-      patch admin_borrow_policy_url(@borrow_policy), params: {borrow_policy: {duration: @borrow_policy.duration, fine_cents: @borrow_policy.fine_cents, fine_period: @borrow_policy.fine_period, name: @borrow_policy.name, code: "Q"}}
+      patch admin_borrow_policy_url(@borrow_policy), params: { borrow_policy: { duration: @borrow_policy.duration, fine_cents: @borrow_policy.fine_cents, fine_period: @borrow_policy.fine_period, name: @borrow_policy.name, code: "Q" } }
 
       assert_redirected_to admin_borrow_policies_url
     end
 
     test "should update borrow_policy" do
       @borrow_policy = create(:default_borrow_policy)
-      patch admin_borrow_policy_url(@borrow_policy), params: {borrow_policy: {duration: 10, fine: 8.23, fine_period: 26, name: "New name", code: "Q", member_renewable: true}}
+      patch admin_borrow_policy_url(@borrow_policy), params: { borrow_policy: { duration: 10, fine: 8.23, fine_period: 26, name: "New name", code: "Q", member_renewable: true } }
 
       @borrow_policy.reload
       assert_equal 10, @borrow_policy.duration
diff --git a/test/controllers/admin/bulk_renewals_controller_test.rb b/test/controllers/admin/bulk_renewals_controller_test.rb
index adf1553ea..b48c4d70c 100644
--- a/test/controllers/admin/bulk_renewals_controller_test.rb
+++ b/test/controllers/admin/bulk_renewals_controller_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 module Admin
diff --git a/test/controllers/admin/categories_controller_test.rb b/test/controllers/admin/categories_controller_test.rb
index bfdedf968..8afe0a48b 100644
--- a/test/controllers/admin/categories_controller_test.rb
+++ b/test/controllers/admin/categories_controller_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 module Admin
@@ -22,7 +24,7 @@ class CategoriesControllerTest < ActionDispatch::IntegrationTest
 
     test "should create category" do
       assert_difference("Category.count") do
-        post admin_categories_url, params: {category: {name: "New Category"}}
+        post admin_categories_url, params: { category: { name: "New Category" } }
       end
 
       assert_redirected_to admin_categories_url(anchor: "category_#{Category.last.id}")
@@ -34,7 +36,7 @@ class CategoriesControllerTest < ActionDispatch::IntegrationTest
     end
 
     test "should update category" do
-      patch admin_category_url(@category), params: {category: {name: @category.name, slug: @category.slug}}
+      patch admin_category_url(@category), params: { category: { name: @category.name, slug: @category.slug } }
       assert_redirected_to admin_categories_url(anchor: "category_#{@category.id}")
     end
 
diff --git a/test/controllers/admin/dashboard_controller_test.rb b/test/controllers/admin/dashboard_controller_test.rb
index d65c07b8c..dc522d3d2 100644
--- a/test/controllers/admin/dashboard_controller_test.rb
+++ b/test/controllers/admin/dashboard_controller_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 class Admin::DashboardControllerTest < ActionDispatch::IntegrationTest
diff --git a/test/controllers/admin/documents_controller_test.rb b/test/controllers/admin/documents_controller_test.rb
index e4540765e..fe9751eca 100644
--- a/test/controllers/admin/documents_controller_test.rb
+++ b/test/controllers/admin/documents_controller_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 module Admin
@@ -26,7 +28,7 @@ class DocumentsControllerTest < ActionDispatch::IntegrationTest
     end
 
     test "should update document" do
-      patch admin_document_url(@document), params: {document: {body: @document.body, name: @document.name, summary: @document.summary}}
+      patch admin_document_url(@document), params: { document: { body: @document.body, name: @document.name, summary: @document.summary } }
       assert_redirected_to admin_document_url(@document)
     end
   end
diff --git a/test/controllers/admin/gift_memberships_controller_test.rb b/test/controllers/admin/gift_memberships_controller_test.rb
index 080ae26a5..7c82c6699 100644
--- a/test/controllers/admin/gift_memberships_controller_test.rb
+++ b/test/controllers/admin/gift_memberships_controller_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 module Admin
diff --git a/test/controllers/admin/hold_loans_controller_test.rb b/test/controllers/admin/hold_loans_controller_test.rb
index ed035cb2c..b5e8751e5 100644
--- a/test/controllers/admin/hold_loans_controller_test.rb
+++ b/test/controllers/admin/hold_loans_controller_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 module Admin
diff --git a/test/controllers/admin/hold_requests_controller_test.rb b/test/controllers/admin/hold_requests_controller_test.rb
index 7af986094..93f9250c5 100644
--- a/test/controllers/admin/hold_requests_controller_test.rb
+++ b/test/controllers/admin/hold_requests_controller_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 class Admin::HoldRequestsControllerTest < ActionDispatch::IntegrationTest
diff --git a/test/controllers/admin/items/tickets_controller_test.rb b/test/controllers/admin/items/tickets_controller_test.rb
index d46ee795d..8c67dca4c 100644
--- a/test/controllers/admin/items/tickets_controller_test.rb
+++ b/test/controllers/admin/items/tickets_controller_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 module Admin
@@ -29,7 +31,7 @@ class TicketsControllerTest < ActionDispatch::IntegrationTest
 
       test "should create ticket" do
         assert_difference("Ticket.count") do
-          post admin_item_tickets_url(@item), params: {ticket: {status: "assess", title: "A ticket title", body: "A ticket body"}}
+          post admin_item_tickets_url(@item), params: { ticket: { status: "assess", title: "A ticket title", body: "A ticket body" } }
         end
 
         assert_redirected_to admin_item_ticket_url(@item, Ticket.last)
@@ -55,7 +57,7 @@ class TicketsControllerTest < ActionDispatch::IntegrationTest
       test "should update ticket" do
         @ticket = create(:ticket, item: @item)
 
-        patch admin_item_ticket_url(@item, @ticket), params: {ticket: {status: "parts", time_spent: "15", body: "Waiting on parts"}}
+        patch admin_item_ticket_url(@item, @ticket), params: { ticket: { status: "parts", time_spent: "15", body: "Waiting on parts" } }
 
         assert_redirected_to admin_item_ticket_url(@item, @ticket)
       end
diff --git a/test/controllers/admin/items_controller_test.rb b/test/controllers/admin/items_controller_test.rb
index 8fbd4816e..f45328097 100644
--- a/test/controllers/admin/items_controller_test.rb
+++ b/test/controllers/admin/items_controller_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 module Admin
@@ -22,7 +24,7 @@ class ItemsControllerTest < ActionDispatch::IntegrationTest
 
     test "should create item" do
       assert_difference("Item.count") do
-        post admin_items_url, params: {item: {brand: @item.brand, description: @item.description, model: @item.model, name: @item.name, serial: @item.serial, size: @item.size, strength: @item.strength, power_source: @item.power_source, borrow_policy_id: @item.borrow_policy_id}}
+        post admin_items_url, params: { item: { brand: @item.brand, description: @item.description, model: @item.model, name: @item.name, serial: @item.serial, size: @item.size, strength: @item.strength, power_source: @item.power_source, borrow_policy_id: @item.borrow_policy_id } }
       end
 
       assert_redirected_to admin_item_number_url(Item.last)
@@ -39,7 +41,7 @@ class ItemsControllerTest < ActionDispatch::IntegrationTest
     end
 
     test "should update item" do
-      patch admin_item_url(@item), params: {item: {brand: @item.brand, description: @item.description, model: @item.model, name: @item.name, serial: @item.serial, size: @item.size, power_source: @item.power_source, borrow_policy_id: @item.borrow_policy_id}}
+      patch admin_item_url(@item), params: { item: { brand: @item.brand, description: @item.description, model: @item.model, name: @item.name, serial: @item.serial, size: @item.size, power_source: @item.power_source, borrow_policy_id: @item.borrow_policy_id } }
       assert_redirected_to admin_item_url(@item)
     end
 
diff --git a/test/controllers/admin/items_in_maintenance_controller_test.rb b/test/controllers/admin/items_in_maintenance_controller_test.rb
index cf3fa18f9..5efe69df6 100644
--- a/test/controllers/admin/items_in_maintenance_controller_test.rb
+++ b/test/controllers/admin/items_in_maintenance_controller_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 class Admin::ItemInMaintenanceControllerTest < ActionDispatch::IntegrationTest
diff --git a/test/controllers/admin/loan_summaries_controller_test.rb b/test/controllers/admin/loan_summaries_controller_test.rb
index 8b8a6ca3a..238820c0e 100644
--- a/test/controllers/admin/loan_summaries_controller_test.rb
+++ b/test/controllers/admin/loan_summaries_controller_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 module Admin
diff --git a/test/controllers/admin/loans_controller_test.rb b/test/controllers/admin/loans_controller_test.rb
index 96ceafa5d..54df40d39 100644
--- a/test/controllers/admin/loans_controller_test.rb
+++ b/test/controllers/admin/loans_controller_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 module Admin
@@ -18,7 +20,7 @@ class LoansControllerTest < ActionDispatch::IntegrationTest
     test "should create loan" do
       member = create(:member)
       assert_difference("Loan.count") do
-        post admin_loans_url, params: {loan: {item_id: @item.id, member_id: member.id}}
+        post admin_loans_url, params: { loan: { item_id: @item.id, member_id: member.id } }
       end
 
       assert_redirected_to admin_member_url(member, anchor: "loan_#{Loan.last.id}")
@@ -27,12 +29,12 @@ class LoansControllerTest < ActionDispatch::IntegrationTest
     test "should return item by updating loan" do
       @loan = create(:loan, item: @item)
       assert_enqueued_emails 0 do
-        patch admin_loan_url(@loan), params: {loan: {ended: "1"}}
+        patch admin_loan_url(@loan), params: { loan: { ended: "1" } }
       end
       assert_redirected_to admin_member_url(@loan.member, anchor: "loan_#{@loan.id}")
 
       @loan.reload
-      refute flash[:checkout_error]
+      assert_not flash[:checkout_error]
       assert @loan.ended_at.present?
     end
 
@@ -40,7 +42,7 @@ class LoansControllerTest < ActionDispatch::IntegrationTest
       @loan = create(:loan, item: @item)
       @renewal_request = create(:renewal_request, loan: @loan)
 
-      patch admin_loan_url(@loan), params: {loan: {ended: "1"}}
+      patch admin_loan_url(@loan), params: { loan: { ended: "1" } }
 
       assert_equal RenewalRequest.statuses[:rejected], @renewal_request.reload.status
     end
@@ -48,18 +50,18 @@ class LoansControllerTest < ActionDispatch::IntegrationTest
     test "should return item by updating loan for an overdue item" do
       @loan = create(:loan, item: @item, due_at: 8.days.ago)
       assert_enqueued_emails 0 do
-        patch admin_loan_url(@loan), params: {loan: {ended: "1"}}
+        patch admin_loan_url(@loan), params: { loan: { ended: "1" } }
       end
       assert_redirected_to admin_member_url(@loan.member, anchor: "loan_#{@loan.id}")
 
       @loan.reload
-      refute flash[:checkout_error]
+      assert_not flash[:checkout_error]
       assert @loan.ended_at.present?
     end
 
     test "should undo a return by marking as not ended" do
       ended_loan = create(:ended_loan)
-      patch admin_loan_url(ended_loan), params: {loan: {ended: "0"}}
+      patch admin_loan_url(ended_loan), params: { loan: { ended: "0" } }
       assert_redirected_to admin_member_url(ended_loan.member, anchor: "loan_#{ended_loan.id}")
 
       ended_loan.reload
diff --git a/test/controllers/admin/members/appointments_controller_test.rb b/test/controllers/admin/members/appointments_controller_test.rb
index 1415d0143..c11ebff1f 100644
--- a/test/controllers/admin/members/appointments_controller_test.rb
+++ b/test/controllers/admin/members/appointments_controller_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 module Admin
@@ -16,7 +18,7 @@ class AppointmentsControllerTest < ActionDispatch::IntegrationTest
         ends_at = starts_at + 2.hours
 
         assert_difference("member.appointments.count", 1) do
-          post admin_member_appointments_path(member), params: {appointment: {time_range_string: "#{starts_at}..#{ends_at}"}}
+          post admin_member_appointments_path(member), params: { appointment: { time_range_string: "#{starts_at}..#{ends_at}" } }
         end
         assert_redirected_to admin_appointment_path(member.reload.appointments.last)
       end
diff --git a/test/controllers/admin/members/holds_controller_test.rb b/test/controllers/admin/members/holds_controller_test.rb
index 596b263b2..4f591028b 100644
--- a/test/controllers/admin/members/holds_controller_test.rb
+++ b/test/controllers/admin/members/holds_controller_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 module Admin
@@ -12,7 +14,7 @@ class HoldsControllerTest < ActionDispatch::IntegrationTest
 
       test "should lend a hold to a member" do
         member = create(:member)
-        hold = create(:hold, member: member, creator: @admin_user)
+        hold = create(:hold, member:, creator: @admin_user)
 
         assert_difference("member.holds.active.count", -1) do
           post lend_admin_member_hold_url(member, hold)
@@ -25,7 +27,7 @@ class HoldsControllerTest < ActionDispatch::IntegrationTest
         item = create(:item)
 
         assert_difference("member.holds.active.count") do
-          post admin_member_holds_url(member), params: {hold: {item_id: item.id}}
+          post admin_member_holds_url(member), params: { hold: { item_id: item.id } }
         end
 
         hold = member.holds.last
@@ -35,27 +37,27 @@ class HoldsControllerTest < ActionDispatch::IntegrationTest
       test "places a hold and does not start when item is unavailable" do
         member = create(:verified_member)
         item = create(:item)
-        create(:loan, item: item)
+        create(:loan, item:)
 
         assert_difference("member.holds.active.count") do
-          post admin_member_holds_url(member), params: {hold: {item_id: item.id}}
+          post admin_member_holds_url(member), params: { hold: { item_id: item.id } }
         end
 
         hold = member.holds.last
-        refute hold.started?
+        assert_not hold.started?
       end
 
       test "places a hold and does not start when item has other holds" do
         member = create(:verified_member)
         item = create(:item)
-        create(:hold, item: item)
+        create(:hold, item:)
 
         assert_difference("member.holds.active.count") do
-          post admin_member_holds_url(member), params: {hold: {item_id: item.id}}
+          post admin_member_holds_url(member), params: { hold: { item_id: item.id } }
         end
 
         hold = member.holds.last
-        refute hold.started?
+        assert_not hold.started?
       end
     end
   end
diff --git a/test/controllers/admin/members_controller_test.rb b/test/controllers/admin/members_controller_test.rb
index 31dc7ee71..112fab586 100644
--- a/test/controllers/admin/members_controller_test.rb
+++ b/test/controllers/admin/members_controller_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 module Admin
@@ -53,7 +55,7 @@ class MembersControllerTest < ActionDispatch::IntegrationTest
     end
 
     test "should update member" do
-      patch admin_member_url(@member), params: {member: {address_verified: @member.address_verified, other_id_kind: @member.other_id_kind, email: @member.email, full_name: @member.full_name, id_kind: @member.id_kind, notes: @member.notes, phone_number: @member.phone_number, preferred_name: @member.preferred_name, postal_code: "60606"}}
+      patch admin_member_url(@member), params: { member: { address_verified: @member.address_verified, other_id_kind: @member.other_id_kind, email: @member.email, full_name: @member.full_name, id_kind: @member.id_kind, notes: @member.notes, phone_number: @member.phone_number, preferred_name: @member.preferred_name, postal_code: "60606" } }
       assert_redirected_to admin_member_url(@member)
     end
   end
diff --git a/test/controllers/admin/memberships_controller_test.rb b/test/controllers/admin/memberships_controller_test.rb
index fbab68576..94cdbbadf 100644
--- a/test/controllers/admin/memberships_controller_test.rb
+++ b/test/controllers/admin/memberships_controller_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 module Admin
@@ -21,7 +23,7 @@ class MembershipsControllerTest < ActionDispatch::IntegrationTest
           post admin_member_memberships_url(@member), params: {
             membership_form: {
               amount_dollars: 12,
-              payment_source: payment_source,
+              payment_source:,
               with_payment: "true",
               start_membership: "1"
             }
@@ -32,7 +34,7 @@ class MembershipsControllerTest < ActionDispatch::IntegrationTest
         membership = @member.memberships.last
         membership_adjustment, payment_adjustment = @member.adjustments.to_a[-2, 2]
 
-        refute membership.pending?
+        assert_not membership.pending?
 
         assert_equal membership, membership_adjustment.adjustable
         assert_equal Money.new(-1200), membership_adjustment.amount
@@ -54,7 +56,7 @@ class MembershipsControllerTest < ActionDispatch::IntegrationTest
           post admin_member_memberships_url(@member), params: {
             membership_form: {
               amount_dollars: 12,
-              payment_source: payment_source,
+              payment_source:,
               with_payment: "true",
               start_membership: "0"
             }
@@ -77,7 +79,7 @@ class MembershipsControllerTest < ActionDispatch::IntegrationTest
       assert_response :redirect
 
       membership = @member.memberships.last
-      refute membership.pending?
+      assert_not membership.pending?
     end
 
     test "creates new pending membership without payment" do
diff --git a/test/controllers/admin/notes_controller_test.rb b/test/controllers/admin/notes_controller_test.rb
index 349d0bc7b..1e43ad7d1 100644
--- a/test/controllers/admin/notes_controller_test.rb
+++ b/test/controllers/admin/notes_controller_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 class Admin::NotesControllerTest < ActionDispatch::IntegrationTest
@@ -14,23 +16,23 @@ class Admin::NotesControllerTest < ActionDispatch::IntegrationTest
 
   test "should create a note for a member" do
     assert_equal 0, @member_1.notes.length
-    post admin_member_notes_path(@member_1), params: {note: {body: "hello"}}
+    post admin_member_notes_path(@member_1), params: { note: { body: "hello" } }
     assert_equal 1, @member_1.reload.notes.length
     assert_redirected_to [:admin, @member_1, anchor: dom_id(@member_1.notes[0])]
   end
 
   test "should update a note for a member" do
     assert_equal 0, @member_1.notes.length
-    post admin_member_notes_path(@member_1), params: {note: {body: "hello"}}
+    post admin_member_notes_path(@member_1), params: { note: { body: "hello" } }
     assert_equal 1, @member_1.reload.notes.length
-    patch "/admin/members/#{@member_1.id}/notes/#{@member_1.notes[0].id}", params: {note: {body: "updated"}}
+    patch "/admin/members/#{@member_1.id}/notes/#{@member_1.notes[0].id}", params: { note: { body: "updated" } }
     assert_equal 1, @member_1.reload.notes.length
     assert_redirected_to [:admin, @member_1, anchor: dom_id(@member_1.notes[0])]
   end
 
   test "should delete a note for a member" do
     assert_equal 0, @member_1.notes.length
-    post admin_member_notes_path(@member_1), params: {note: {body: "hello"}}
+    post admin_member_notes_path(@member_1), params: { note: { body: "hello" } }
     assert_equal 1, @member_1.reload.notes.length
     delete "/admin/members/#{@member_1.id}/notes/#{@member_1.notes[0].id}"
     assert_redirected_to [:admin, @member_1]
diff --git a/test/controllers/admin/renewal_requests_controller_test.rb b/test/controllers/admin/renewal_requests_controller_test.rb
index a2723460f..a94107e03 100644
--- a/test/controllers/admin/renewal_requests_controller_test.rb
+++ b/test/controllers/admin/renewal_requests_controller_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 module Admin
@@ -26,7 +28,7 @@ class RenewalRequestsControllerTest < ActionDispatch::IntegrationTest
       assert_response :redirect
 
       assert @renewal_request.reload.approved?
-      refute @renewal_request.loan.checked_out?
+      assert_not @renewal_request.loan.checked_out?
     end
 
     test "rejects a renewal" do
@@ -53,7 +55,7 @@ class RenewalRequestsControllerAdditionalTest < ActionDispatch::IntegrationTest
 
   test "renews an already renewed loan on approval" do
     item = create(:item)
-    loan = create(:loan, item: item)
+    loan = create(:loan, item:)
     renewed_loan = renew_loan(loan)
 
     renewal_request = create(:renewal_request, loan: renewed_loan)
@@ -66,14 +68,14 @@ class RenewalRequestsControllerAdditionalTest < ActionDispatch::IntegrationTest
     assert_response :redirect
 
     assert renewal_request.reload.approved?
-    refute renewal_request.loan.checked_out?
+    assert_not renewal_request.loan.checked_out?
   end
 
   test "does not renew an item that has been checked in" do
     item = create(:item)
-    loan = create(:loan, item: item)
+    loan = create(:loan, item:)
 
-    renewal_request = create(:renewal_request, loan: loan)
+    renewal_request = create(:renewal_request, loan:)
     return_loan(loan)
     assert item.reload.available?
 
@@ -86,7 +88,7 @@ class RenewalRequestsControllerAdditionalTest < ActionDispatch::IntegrationTest
       assert_response :redirect
     end
 
-    refute renewal_request.reload.approved?
+    assert_not renewal_request.reload.approved?
     assert item.reload.available?
   end
 end
diff --git a/test/controllers/admin/renewals_controller_test.rb b/test/controllers/admin/renewals_controller_test.rb
index af956140a..570f4f362 100644
--- a/test/controllers/admin/renewals_controller_test.rb
+++ b/test/controllers/admin/renewals_controller_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 module Admin
@@ -30,7 +32,7 @@ class RenewalsControllerTest < ActionDispatch::IntegrationTest
       assert_equal @loan.item_id, @renewal.item_id
       assert_equal @loan.member_id, @renewal.member_id
       assert_equal @loan.ended_at, @renewal.created_at
-      refute @renewal.ended_at
+      assert_not @renewal.ended_at
     end
 
     test "should delete renewal" do
@@ -45,7 +47,7 @@ class RenewalsControllerTest < ActionDispatch::IntegrationTest
 
       @loan.reload
 
-      refute @loan.ended_at
+      assert_not @loan.ended_at
       assert_equal 0, @loan.renewals.count
     end
   end
diff --git a/test/controllers/admin/reports/items_without_image_controller_test.rb b/test/controllers/admin/reports/items_without_image_controller_test.rb
index 9edc214ac..058e306df 100644
--- a/test/controllers/admin/reports/items_without_image_controller_test.rb
+++ b/test/controllers/admin/reports/items_without_image_controller_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 module Admin
diff --git a/test/controllers/admin/reports/member_requests_controller_test.rb b/test/controllers/admin/reports/member_requests_controller_test.rb
index 583c5368a..22773fac7 100644
--- a/test/controllers/admin/reports/member_requests_controller_test.rb
+++ b/test/controllers/admin/reports/member_requests_controller_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 module Admin
diff --git a/test/controllers/admin/reports/memberships_controller_test.rb b/test/controllers/admin/reports/memberships_controller_test.rb
index ea2bb0dfc..dea324d54 100644
--- a/test/controllers/admin/reports/memberships_controller_test.rb
+++ b/test/controllers/admin/reports/memberships_controller_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 module Admin
diff --git a/test/controllers/admin/reports/monthly_activities_controller_test.rb b/test/controllers/admin/reports/monthly_activities_controller_test.rb
index e06a5286c..782bb631b 100644
--- a/test/controllers/admin/reports/monthly_activities_controller_test.rb
+++ b/test/controllers/admin/reports/monthly_activities_controller_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 module Admin
diff --git a/test/controllers/admin/reports/monthly_adjustments_controller_test.rb b/test/controllers/admin/reports/monthly_adjustments_controller_test.rb
index 939598502..2fecc65ae 100644
--- a/test/controllers/admin/reports/monthly_adjustments_controller_test.rb
+++ b/test/controllers/admin/reports/monthly_adjustments_controller_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 module Admin
diff --git a/test/controllers/admin/reports/potential_volunteers_controller_test.rb b/test/controllers/admin/reports/potential_volunteers_controller_test.rb
index ccfc6bd12..8f914f2c4 100644
--- a/test/controllers/admin/reports/potential_volunteers_controller_test.rb
+++ b/test/controllers/admin/reports/potential_volunteers_controller_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 module Admin
diff --git a/test/controllers/admin/reports/requests_controller_test.rb b/test/controllers/admin/reports/requests_controller_test.rb
index a12697f47..f6ff58982 100644
--- a/test/controllers/admin/reports/requests_controller_test.rb
+++ b/test/controllers/admin/reports/requests_controller_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 module Admin
diff --git a/test/controllers/admin/reports/shifts_controller_test.rb b/test/controllers/admin/reports/shifts_controller_test.rb
index 97eb3da84..f93775fbc 100644
--- a/test/controllers/admin/reports/shifts_controller_test.rb
+++ b/test/controllers/admin/reports/shifts_controller_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 module Admin
diff --git a/test/controllers/admin/searches_controller_test.rb b/test/controllers/admin/searches_controller_test.rb
index a23d8acd3..e14b572e5 100644
--- a/test/controllers/admin/searches_controller_test.rb
+++ b/test/controllers/admin/searches_controller_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 module Admin
diff --git a/test/controllers/admin/ui_controller_test.rb b/test/controllers/admin/ui_controller_test.rb
index 48209d69d..d2c04dadb 100644
--- a/test/controllers/admin/ui_controller_test.rb
+++ b/test/controllers/admin/ui_controller_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 module Admin
@@ -12,7 +14,7 @@ class UIControllerTest < ActionDispatch::IntegrationTest
 
     test "autocompletes item names" do
       ["impact hammer", "Impact hammer", "Impact wrench", "hammer drill"].each do |name|
-        Item.create!(name: name, borrow_policy: @borrow_policy)
+        Item.create!(name:, borrow_policy: @borrow_policy)
       end
 
       get admin_ui_names_url(q: "im")
@@ -23,7 +25,7 @@ class UIControllerTest < ActionDispatch::IntegrationTest
 
     test "autocompletes item brands" do
       ["Dewalt", "Delta", "ACDelco", "Dremel"].each do |brand|
-        Item.create!(name: "Tool name", brand: brand, borrow_policy: @borrow_policy)
+        Item.create!(name: "Tool name", brand:, borrow_policy: @borrow_policy)
       end
 
       get admin_ui_brands_url(q: "de")
diff --git a/test/controllers/admin/users_controller_test.rb b/test/controllers/admin/users_controller_test.rb
index ce3b4aecc..048e68cc3 100644
--- a/test/controllers/admin/users_controller_test.rb
+++ b/test/controllers/admin/users_controller_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 module Admin
@@ -23,7 +25,7 @@ class UsersControllerTest < ActionDispatch::IntegrationTest
 
     test "should create user" do
       assert_difference("User.count") do
-        post admin_users_url, params: {user: {email: "new.user@example.com", role: "staff"}}
+        post admin_users_url, params: { user: { email: "new.user@example.com", role: "staff" } }
       end
 
       assert_redirected_to admin_users_url
@@ -50,7 +52,7 @@ class UsersControllerTest < ActionDispatch::IntegrationTest
     test "should update user" do
       user = create(:user)
 
-      patch admin_user_url(user), params: {user: {email: "modified@example.com", role: "admin"}}
+      patch admin_user_url(user), params: { user: { email: "modified@example.com", role: "admin" } }
       assert_redirected_to admin_users_url
 
       user.reload
@@ -62,7 +64,7 @@ class UsersControllerTest < ActionDispatch::IntegrationTest
     test "should not allow escalating to super_admin" do
       user = create(:user)
 
-      patch admin_user_url(user), params: {user: {email: "modified@example.com", role: "super_admin"}}
+      patch admin_user_url(user), params: { user: { email: "modified@example.com", role: "super_admin" } }
       assert_redirected_to admin_users_url
 
       user.reload
@@ -77,7 +79,7 @@ class UsersControllerTest < ActionDispatch::IntegrationTest
 
       user = create(:user)
 
-      patch admin_user_url(user), params: {user: {email: "modified@example.com", role: "super_admin"}}
+      patch admin_user_url(user), params: { user: { email: "modified@example.com", role: "super_admin" } }
       assert_redirected_to admin_users_url
 
       user.reload
diff --git a/test/controllers/admin/verifications_controller_test.rb b/test/controllers/admin/verifications_controller_test.rb
index 64a1dbad8..0b9b5fbb5 100644
--- a/test/controllers/admin/verifications_controller_test.rb
+++ b/test/controllers/admin/verifications_controller_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 class VerificationsControllerTest < ActionDispatch::IntegrationTest
diff --git a/test/controllers/application_controller_test.rb b/test/controllers/application_controller_test.rb
index f2fb68554..39aaa3649 100644
--- a/test/controllers/application_controller_test.rb
+++ b/test/controllers/application_controller_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 class ApplicationControllerTest < ActionDispatch::IntegrationTest
@@ -20,24 +22,24 @@ class ApplicationControllerTest < ActionDispatch::IntegrationTest
   end
 
   test "should redirect to previous page for admin after login if there is a referer" do
-    get new_user_session_path, headers: {referer: "http://www.example.com/original-page"}
-    post user_session_path, params: {user: {email: @admin_user.email, password: "password"}}
+    get new_user_session_path, headers: { referer: "http://www.example.com/original-page" }
+    post user_session_path, params: { user: { email: @admin_user.email, password: "password" } }
     assert_redirected_to "http://www.example.com/original-page"
   end
 
   test "should redirect to previous page for member after login if there is a referer" do
-    get new_user_session_path, headers: {referer: "http://www.example.com/items/1"}
-    post user_session_path, params: {user: {email: @user.email, password: "password"}}
+    get new_user_session_path, headers: { referer: "http://www.example.com/items/1" }
+    post user_session_path, params: { user: { email: @user.email, password: "password" } }
     assert_redirected_to "http://www.example.com/items/1"
   end
 
   test "should not redirect to previous page for member after login if referer is not of the same domain" do
-    get new_user_session_path, headers: {referer: "http://www.foreigndomain.com/circulate"}
-    post user_session_path, params: {user: {email: @user.email, password: "password"}}
+    get new_user_session_path, headers: { referer: "http://www.foreigndomain.com/circulate" }
+    post user_session_path, params: { user: { email: @user.email, password: "password" } }
     assert_redirected_to account_home_path
   end
 
   test "ignores a poorly formed referer" do
-    get new_user_session_path, headers: {referer: "not a valid referer"}
+    get new_user_session_path, headers: { referer: "not a valid referer" }
   end
 end
diff --git a/test/controllers/concerns/lending_test.rb b/test/controllers/concerns/lending_test.rb
index 246d7bcef..a4cc47d22 100644
--- a/test/controllers/concerns/lending_test.rb
+++ b/test/controllers/concerns/lending_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 class LendingTest < ActiveSupport::TestCase
@@ -5,10 +7,10 @@ class LendingTest < ActiveSupport::TestCase
 
   test "renews a loan" do
     borrow_policy = create(:borrow_policy, duration: 7)
-    item = create(:item, borrow_policy: borrow_policy)
+    item = create(:item, borrow_policy:)
     sunday = Time.utc(2020, 1, 26).end_of_day
 
-    loan = create(:loan, item: item, created_at: (sunday - 7.days), due_at: sunday, uniquely_numbered: true)
+    loan = create(:loan, item:, created_at: (sunday - 7.days), due_at: sunday, uniquely_numbered: true)
 
     renewal = Loan.stub(:open_days, [0, 4]) {
       assert_difference("Loan.count") { renew_loan(loan, now: sunday) }
@@ -24,10 +26,10 @@ class LendingTest < ActiveSupport::TestCase
 
   test "renews a loan for a full period starting today" do
     borrow_policy = create(:borrow_policy, duration: 7)
-    item = create(:item, borrow_policy: borrow_policy)
+    item = create(:item, borrow_policy:)
     sunday = Time.utc(2020, 1, 26).end_of_day
 
-    loan = create(:loan, item: item, created_at: (sunday - 17.days), due_at: (sunday - 10.days), uniquely_numbered: true)
+    loan = create(:loan, item:, created_at: (sunday - 17.days), due_at: (sunday - 10.days), uniquely_numbered: true)
     renewal = Loan.stub(:open_days, [0, 4]) {
       renew_loan(loan, now: sunday)
     }
@@ -37,11 +39,11 @@ class LendingTest < ActiveSupport::TestCase
 
   test "renews a loan for a full period starting at due date" do
     borrow_policy = create(:borrow_policy, duration: 7)
-    item = create(:item, borrow_policy: borrow_policy)
+    item = create(:item, borrow_policy:)
     sunday = Time.utc(2020, 1, 26).end_of_day
     thursday = Time.utc(2020, 1, 30).end_of_day
 
-    loan = create(:loan, item: item, created_at: (thursday - 7.days), due_at: thursday, uniquely_numbered: true)
+    loan = create(:loan, item:, created_at: (thursday - 7.days), due_at: thursday, uniquely_numbered: true)
     renewal = Loan.stub(:open_days, [0, 4]) {
       renew_loan(loan, now: sunday)
     }
@@ -51,11 +53,11 @@ class LendingTest < ActiveSupport::TestCase
 
   test "renews a loan due tomorrow" do
     borrow_policy = create(:borrow_policy, duration: 7)
-    item = create(:item, borrow_policy: borrow_policy)
+    item = create(:item, borrow_policy:)
     wednesday = Time.utc(2020, 1, 29).end_of_day
     thursday = Time.utc(2020, 1, 30).end_of_day
 
-    loan = create(:loan, item: item, created_at: (thursday - 7.days), due_at: thursday)
+    loan = create(:loan, item:, created_at: (thursday - 7.days), due_at: thursday)
     renewal = Loan.stub(:open_days, [0, 4]) {
       renew_loan(loan, now: wednesday)
     }
@@ -68,11 +70,11 @@ class LendingTest < ActiveSupport::TestCase
 
   test "renews a renewal" do
     borrow_policy = create(:borrow_policy, duration: 7)
-    item = create(:item, borrow_policy: borrow_policy)
+    item = create(:item, borrow_policy:)
     sunday = Time.utc(2020, 1, 26).end_of_day
     monday = Time.utc(2020, 1, 27).end_of_day
 
-    loan = create(:loan, item: item, created_at: (sunday - 7.days), due_at: sunday, uniquely_numbered: true)
+    loan = create(:loan, item:, created_at: (sunday - 7.days), due_at: sunday, uniquely_numbered: true)
 
     assert loan.renewable?
     renewal = Loan.stub(:open_days, [0, 4]) {
@@ -91,23 +93,23 @@ class LendingTest < ActiveSupport::TestCase
 
   test "can't renew past limit" do
     borrow_policy = create(:borrow_policy, duration: 7, renewal_limit: 1)
-    item = create(:item, borrow_policy: borrow_policy)
+    item = create(:item, borrow_policy:)
     sunday = Time.utc(2020, 1, 26).end_of_day
-    loan = create(:loan, item: item, created_at: (sunday - 7.days), due_at: sunday, uniquely_numbered: true)
+    loan = create(:loan, item:, created_at: (sunday - 7.days), due_at: sunday, uniquely_numbered: true)
 
     renewal = Loan.stub(:open_days, [0, 4]) {
       renew_loan(loan, now: sunday)
     }
 
-    refute renewal.renewable?
+    assert_not renewal.renewable?
   end
 
   test "updates appointment loans to point to the renewal" do
     borrow_policy = create(:borrow_policy, duration: 7)
-    item = create(:item, borrow_policy: borrow_policy)
+    item = create(:item, borrow_policy:)
     sunday = Time.utc(2020, 1, 26).end_of_day
 
-    loan = create(:loan, item: item, created_at: (sunday - 7.days), due_at: sunday, uniquely_numbered: true)
+    loan = create(:loan, item:, created_at: (sunday - 7.days), due_at: sunday, uniquely_numbered: true)
 
     appointment = create(:appointment, member: loan.member, loans: [loan])
     appointment_loan = appointment.appointment_loans.first
@@ -125,10 +127,10 @@ class LendingTest < ActiveSupport::TestCase
 
   test "restores appointment loan to previous loan when reverted" do
     borrow_policy = create(:borrow_policy, duration: 7)
-    item = create(:item, borrow_policy: borrow_policy)
+    item = create(:item, borrow_policy:)
     sunday = Time.utc(2020, 1, 26).end_of_day
 
-    loan = create(:loan, item: item, created_at: (sunday - 7.days), due_at: sunday, uniquely_numbered: true)
+    loan = create(:loan, item:, created_at: (sunday - 7.days), due_at: sunday, uniquely_numbered: true)
 
     appointment = create(:appointment, member: loan.member, loans: [loan])
     appointment_loan = appointment.appointment_loans.first
@@ -148,10 +150,10 @@ class LendingTest < ActiveSupport::TestCase
 
   test "reverts a renewal" do
     borrow_policy = create(:borrow_policy, duration: 7)
-    item = create(:item, borrow_policy: borrow_policy)
+    item = create(:item, borrow_policy:)
     sunday = Time.utc(2020, 1, 26).end_of_day
 
-    loan = create(:loan, item: item, created_at: (sunday - 7.days), due_at: sunday, uniquely_numbered: true)
+    loan = create(:loan, item:, created_at: (sunday - 7.days), due_at: sunday, uniquely_numbered: true)
     renewal = Loan.stub(:open_days, [0, 4]) {
       renew_loan(loan, now: sunday)
     }
@@ -161,17 +163,17 @@ class LendingTest < ActiveSupport::TestCase
     end
 
     loan.reload
-    refute loan.ended_at
+    assert_not loan.ended_at
 
-    refute Loan.exists?(renewal.id)
+    assert_not Loan.exists?(renewal.id)
   end
 
   test "reverts a renewed renewal" do
     borrow_policy = create(:borrow_policy, duration: 7)
-    item = create(:item, borrow_policy: borrow_policy)
+    item = create(:item, borrow_policy:)
     sunday = Time.utc(2020, 1, 26).end_of_day
 
-    loan = create(:loan, item: item, created_at: (sunday - 7.days), due_at: sunday, uniquely_numbered: true)
+    loan = create(:loan, item:, created_at: (sunday - 7.days), due_at: sunday, uniquely_numbered: true)
     renewal = Loan.stub(:open_days, [0, 4]) { renew_loan(loan, now: sunday) }
     second_renewal = Loan.stub(:open_days, [0, 4]) { renew_loan(renewal, now: sunday) }
 
@@ -180,15 +182,15 @@ class LendingTest < ActiveSupport::TestCase
     end
 
     renewal.reload
-    refute renewal.ended_at
+    assert_not renewal.ended_at
     assert loan.ended_at
 
-    refute Loan.exists?(second_renewal.id)
+    assert_not Loan.exists?(second_renewal.id)
   end
 
   test "returns a loan with a deleted item" do
     item = create(:item)
-    loan = create(:loan, item: item)
+    loan = create(:loan, item:)
 
     assert item.destroy
 
@@ -199,7 +201,7 @@ class LendingTest < ActiveSupport::TestCase
 
   test "renews a loan with a deleted item" do
     item = create(:item)
-    loan = create(:loan, item: item)
+    loan = create(:loan, item:)
 
     assert item.destroy
 
@@ -210,7 +212,7 @@ class LendingTest < ActiveSupport::TestCase
 
   test "automatically returns consumable items" do
     borrow_policy = create(:consumable_borrow_policy)
-    item = create(:item, quantity: 10, borrow_policy: borrow_policy)
+    item = create(:item, quantity: 10, borrow_policy:)
     member = create(:verified_member)
 
     loan = assert_no_difference "Audited::Audit.count" do
@@ -224,7 +226,7 @@ class LendingTest < ActiveSupport::TestCase
 
   test "restores consumable quantity when undoing a loan" do
     borrow_policy = create(:consumable_borrow_policy)
-    item = create(:item, quantity: 10, borrow_policy: borrow_policy)
+    item = create(:item, quantity: 10, borrow_policy:)
     member = create(:verified_member)
 
     loan = create_loan(item, member)
@@ -235,7 +237,7 @@ class LendingTest < ActiveSupport::TestCase
 
   test "marks the item as retired when the quantity hits 0" do
     borrow_policy = create(:consumable_borrow_policy)
-    item = create(:item, quantity: 1, borrow_policy: borrow_policy)
+    item = create(:item, quantity: 1, borrow_policy:)
     member = create(:verified_member)
 
     assert_difference "Audited::Audit.count" do
@@ -249,7 +251,7 @@ class LendingTest < ActiveSupport::TestCase
 
   test "restores consumable quantity and status when undoing a loan that exhausted the item" do
     borrow_policy = create(:consumable_borrow_policy)
-    item = create(:item, quantity: 1, borrow_policy: borrow_policy)
+    item = create(:item, quantity: 1, borrow_policy:)
     member = create(:verified_member)
 
     loan = create_loan(item, member)
diff --git a/test/controllers/concerns/page_attributes_test.rb b/test/controllers/concerns/page_attributes_test.rb
index 040b40bc7..cd123760a 100644
--- a/test/controllers/concerns/page_attributes_test.rb
+++ b/test/controllers/concerns/page_attributes_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 class PageAttributesTest < ActiveSupport::TestCase
@@ -15,6 +17,6 @@ def self.helper_method(_name)
 
   test "handles attributes that aren't set" do
     assert_nil page_attr(:title)
-    refute page_attr?(:title)
+    assert_not page_attr?(:title)
   end
 end
diff --git a/test/controllers/documents_controller_test.rb b/test/controllers/documents_controller_test.rb
index a490a3687..5bff96549 100644
--- a/test/controllers/documents_controller_test.rb
+++ b/test/controllers/documents_controller_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 class DocumentsControllerTest < ActionDispatch::IntegrationTest
diff --git a/test/controllers/errors_controller_test.rb b/test/controllers/errors_controller_test.rb
index 8711402ab..6658f89c2 100644
--- a/test/controllers/errors_controller_test.rb
+++ b/test/controllers/errors_controller_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 class ErrorsControllerTest < ActionDispatch::IntegrationTest
diff --git a/test/controllers/items_controller_test.rb b/test/controllers/items_controller_test.rb
index a780b113a..2f31f4f9e 100644
--- a/test/controllers/items_controller_test.rb
+++ b/test/controllers/items_controller_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 class ItemsControllerTest < ActionDispatch::IntegrationTest
@@ -42,7 +44,7 @@ class ItemsControllerTest < ActionDispatch::IntegrationTest
 
   [:retired, :pending].each do |status|
     test "doesn't display the show page for a #{status} item" do
-      hidden_item = create(:item, status: status)
+      hidden_item = create(:item, status:)
 
       assert_raises ActiveRecord::RecordNotFound do
         get item_url(hidden_item)
@@ -51,21 +53,21 @@ class ItemsControllerTest < ActionDispatch::IntegrationTest
 
     test "hides #{status} items from the item index" do
       available_item = create(:item)
-      hidden_item = create(:item, status: status)
+      hidden_item = create(:item, status:)
 
       get items_url
 
       assert_match available_item.complete_number, @response.body
-      refute_match hidden_item.complete_number, @response.body
+      assert_no_match hidden_item.complete_number, @response.body
     end
 
     test "hides #{status} items from the item index for a category" do
       category = create(:category)
-      hidden_item = create(:item, status: status, categories: [category])
+      hidden_item = create(:item, status:, categories: [category])
 
-      get items_url(category: category)
+      get items_url(category:)
 
-      refute_match hidden_item.complete_number, @response.body
+      assert_no_match hidden_item.complete_number, @response.body
     end
   end
 end
diff --git a/test/controllers/short_links_controller_test.rb b/test/controllers/short_links_controller_test.rb
index 2e9550133..a35174f93 100644
--- a/test/controllers/short_links_controller_test.rb
+++ b/test/controllers/short_links_controller_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 class ShortLinksControllerTest < ActionDispatch::IntegrationTest
diff --git a/test/controllers/signup/payments_controller_test.rb b/test/controllers/signup/payments_controller_test.rb
index afb7c7fc5..f218c18fa 100644
--- a/test/controllers/signup/payments_controller_test.rb
+++ b/test/controllers/signup/payments_controller_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 module Signup
@@ -29,7 +31,7 @@ class PaymentsControllerTest < ActionDispatch::IntegrationTest
         }]
 
         SquareCheckout.stub :new, mock_checkout do
-          post signup_payments_url, params: {membership_payment_form: {amount_dollars: "12"}}
+          post signup_payments_url, params: { membership_payment_form: { amount_dollars: "12" } }
         end
 
         assert_redirected_to "https://squareup.com/checkout/12345"
@@ -42,13 +44,13 @@ class PaymentsControllerTest < ActionDispatch::IntegrationTest
     test "fails to create a checkout_url" do
       mock_result = Minitest::Mock.new
       mock_result.expect :success?, false
-      mock_result.expect :error, [{code: "SOMETHING_WENT_WRONG"}]
+      mock_result.expect :error, [{ code: "SOMETHING_WENT_WRONG" }]
 
       mock_checkout = Minitest::Mock.new
       mock_checkout.expect :checkout_url, mock_result, [Hash]
 
       SquareCheckout.stub :new, mock_checkout do
-        post signup_payments_url, params: {membership_payment_form: {amount_dollars: "12"}}
+        post signup_payments_url, params: { membership_payment_form: { amount_dollars: "12" } }
       end
 
       assert_redirected_to "http://www.example.com/signup/payments/new"
@@ -73,13 +75,13 @@ class PaymentsControllerTest < ActionDispatch::IntegrationTest
 
       SquareCheckout.stub :new, mock_checkout do
         assert_difference "Membership.count" => 1, "Adjustment.count" => 2 do
-          get callback_signup_payments_url, params: {transactionId: "abcd1234"}
+          get callback_signup_payments_url, params: { transactionId: "abcd1234" }
         end
       end
 
       assert_redirected_to signup_confirmation_url
       assert_equal 1234, session[:amount]
-      refute session[:member_id]
+      assert_not session[:member_id]
 
       assert_mock mock_result
       assert_mock mock_checkout
@@ -88,14 +90,14 @@ class PaymentsControllerTest < ActionDispatch::IntegrationTest
     test "failed callback invocation" do
       mock_result = Minitest::Mock.new
       mock_result.expect :success?, false
-      mock_result.expect :error, [{code: "ERROR_CODE"}]
+      mock_result.expect :error, [{ code: "ERROR_CODE" }]
 
       mock_checkout = Minitest::Mock.new
       mock_checkout.expect :fetch_transaction, mock_result, [Hash]
 
       SquareCheckout.stub :new, mock_checkout do
         assert_no_difference ["Membership.count", "Adjustment.count"] do
-          get callback_signup_payments_url, params: {transactionId: "abcd1234"}
+          get callback_signup_payments_url, params: { transactionId: "abcd1234" }
         end
       end
 
@@ -111,14 +113,14 @@ class PaymentsControllerTest < ActionDispatch::IntegrationTest
     test "failed callback invocation by not finding a transaction" do
       mock_result = Minitest::Mock.new
       mock_result.expect :success?, false
-      mock_result.expect :error, [{code: "NOT_FOUND"}]
+      mock_result.expect :error, [{ code: "NOT_FOUND" }]
 
       mock_checkout = Minitest::Mock.new
       mock_checkout.expect :fetch_transaction, mock_result, [Hash]
 
       SquareCheckout.stub :new, mock_checkout do
         assert_no_difference ["Membership.count", "Adjustment.count"] do
-          get callback_signup_payments_url, params: {transactionId: "abcd1234"}
+          get callback_signup_payments_url, params: { transactionId: "abcd1234" }
         end
       end
 
@@ -135,13 +137,13 @@ class PaymentsControllerTest < ActionDispatch::IntegrationTest
       11.times do |i|
         mock_result = Minitest::Mock.new
         mock_result.expect :success?, false
-        mock_result.expect :error, [{code: "NOT_FOUND"}]
+        mock_result.expect :error, [{ code: "NOT_FOUND" }]
 
         mock_checkout = Minitest::Mock.new
         mock_checkout.expect :fetch_transaction, mock_result, [Hash]
 
         SquareCheckout.stub :new, mock_checkout do
-          get callback_signup_payments_url, params: {transactionId: "abcd1234"}
+          get callback_signup_payments_url, params: { transactionId: "abcd1234" }
         end
 
         assert_mock mock_result
@@ -153,7 +155,7 @@ class PaymentsControllerTest < ActionDispatch::IntegrationTest
         else
           assert_redirected_to "http://www.example.com/signup/confirmation"
           assert_match(/There was an error processing your payment/, flash[:error])
-          refute session[:attempts]
+          assert_not session[:attempts]
         end
       end
     end
diff --git a/test/controllers/super_admin/libraries_controller_test.rb b/test/controllers/super_admin/libraries_controller_test.rb
index 0cfe83352..cc567216a 100644
--- a/test/controllers/super_admin/libraries_controller_test.rb
+++ b/test/controllers/super_admin/libraries_controller_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 module SuperAdmin
@@ -23,7 +25,7 @@ class LibrariesControllerTest < ActionDispatch::IntegrationTest
 
     test "should create library" do
       assert_difference("Library.count") do
-        post super_admin_libraries_url, params: {library: attributes_for(:library)}
+        post super_admin_libraries_url, params: { library: attributes_for(:library) }
       end
 
       assert_redirected_to super_admin_libraries_url
@@ -40,7 +42,7 @@ class LibrariesControllerTest < ActionDispatch::IntegrationTest
     end
 
     test "should update item" do
-      patch super_admin_library_url(@library), params: {library: {name: "Bronze Tools Library", hostname: "bronze.example.com"}}
+      patch super_admin_library_url(@library), params: { library: { name: "Bronze Tools Library", hostname: "bronze.example.com" } }
       assert_redirected_to super_admin_library_url(@library)
     end
 
@@ -69,10 +71,10 @@ def assert_access_denied(&block)
 
       assert_access_denied { get super_admin_libraries_url }
       assert_access_denied { get new_super_admin_library_url }
-      assert_access_denied { post super_admin_libraries_url, params: {library: {name: "Library", hostname: "library.example.com"}} }
+      assert_access_denied { post super_admin_libraries_url, params: { library: { name: "Library", hostname: "library.example.com" } } }
       assert_access_denied { get super_admin_library_url(library) }
       assert_access_denied { get edit_super_admin_library_url(library) }
-      assert_access_denied { patch super_admin_library_url(library), params: {library: {name: "Library", hostname: "library.example.com"}} }
+      assert_access_denied { patch super_admin_library_url(library), params: { library: { name: "Library", hostname: "library.example.com" } } }
       assert_access_denied { delete super_admin_library_url(library) }
     end
   end
diff --git a/test/factories/adjustments.rb b/test/factories/adjustments.rb
index 5b67efe4a..70cfff31f 100644
--- a/test/factories/adjustments.rb
+++ b/test/factories/adjustments.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 FactoryBot.define do
   factory :adjustment do
     amount_cents { -100 }
diff --git a/test/factories/appointment_holds.rb b/test/factories/appointment_holds.rb
index affa85519..3b1791c02 100644
--- a/test/factories/appointment_holds.rb
+++ b/test/factories/appointment_holds.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 FactoryBot.define do
   factory :appointment_hold do
     appointment
diff --git a/test/factories/appointment_loans.rb b/test/factories/appointment_loans.rb
index 370346d63..0c2df4b80 100644
--- a/test/factories/appointment_loans.rb
+++ b/test/factories/appointment_loans.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 FactoryBot.define do
   factory :appointment_loan do
     appointment
diff --git a/test/factories/appointments.rb b/test/factories/appointments.rb
index ee8d70e12..68d766092 100644
--- a/test/factories/appointments.rb
+++ b/test/factories/appointments.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 FactoryBot.define do
   factory :appointment do
     starts_at { "2020-09-23 11:14:27" }
diff --git a/test/factories/borrow_policies.rb b/test/factories/borrow_policies.rb
index 12857ff83..ff8169c47 100644
--- a/test/factories/borrow_policies.rb
+++ b/test/factories/borrow_policies.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 FactoryBot.define do
   factory :borrow_policy do
     library { Library.first || create(:library) }
diff --git a/test/factories/categories.rb b/test/factories/categories.rb
index 20fae7c19..f9fe82dfd 100644
--- a/test/factories/categories.rb
+++ b/test/factories/categories.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 FactoryBot.define do
   factory :category do
     library { Library.first || create(:library) }
diff --git a/test/factories/documents.rb b/test/factories/documents.rb
index e05ed15f4..d6e4f078c 100644
--- a/test/factories/documents.rb
+++ b/test/factories/documents.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 FactoryBot.define do
   factory :document do
     library { Library.first || create(:library) }
diff --git a/test/factories/events.rb b/test/factories/events.rb
index d58471cb9..06758425e 100644
--- a/test/factories/events.rb
+++ b/test/factories/events.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 FactoryBot.define do
   sequence :calendar_event_id do |n|
     "CALEVENTID#{n}"
diff --git a/test/factories/gift_memberships.rb b/test/factories/gift_memberships.rb
index 1bc6ca44f..98ba986fa 100644
--- a/test/factories/gift_memberships.rb
+++ b/test/factories/gift_memberships.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 FactoryBot.define do
   factory :gift_membership do
     library { Library.first || create(:library) }
diff --git a/test/factories/holds.rb b/test/factories/holds.rb
index aabd5c898..9fc6b8f57 100644
--- a/test/factories/holds.rb
+++ b/test/factories/holds.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 FactoryBot.define do
   factory :hold do
     library { Library.first || create(:library) }
diff --git a/test/factories/item_attachments.rb b/test/factories/item_attachments.rb
index dad27e0e0..d7b04a2ba 100644
--- a/test/factories/item_attachments.rb
+++ b/test/factories/item_attachments.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 FactoryBot.define do
   factory :item_attachment do
     kind { "manual" }
diff --git a/test/factories/items.rb b/test/factories/items.rb
index b06098f14..6376e3093 100644
--- a/test/factories/items.rb
+++ b/test/factories/items.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 FactoryBot.define do
   sequence :number, 1000
 
diff --git a/test/factories/libraries.rb b/test/factories/libraries.rb
index 5d006b3db..8a2e79ca7 100644
--- a/test/factories/libraries.rb
+++ b/test/factories/libraries.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 FactoryBot.define do
   factory :library do
     name { "Library of Alexandria" }
diff --git a/test/factories/library_updates.rb b/test/factories/library_updates.rb
index 001c5547a..dac192471 100644
--- a/test/factories/library_updates.rb
+++ b/test/factories/library_updates.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 FactoryBot.define do
   factory :library_update do
     title { "for internal use" }
diff --git a/test/factories/loans.rb b/test/factories/loans.rb
index ba01fb7e4..b2215726d 100644
--- a/test/factories/loans.rb
+++ b/test/factories/loans.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 FactoryBot.define do
   factory :loan do
     library { Library.first || create(:library) }
diff --git a/test/factories/maintenance_reports.rb b/test/factories/maintenance_reports.rb
index 7647ab4e0..5f1ed9a36 100644
--- a/test/factories/maintenance_reports.rb
+++ b/test/factories/maintenance_reports.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 FactoryBot.define do
   factory :maintenance_report do
     title { "Update on this item" }
diff --git a/test/factories/members.rb b/test/factories/members.rb
index 2a924a7f4..6239da6cb 100644
--- a/test/factories/members.rb
+++ b/test/factories/members.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 FactoryBot.define do
   sequence :email do |n|
     "person#{n}@example.com"
@@ -34,7 +36,7 @@
 
         factory :verified_member_with_membership do
           after(:create) do |member, evaluator|
-            create_list(:membership, 1, member: member)
+            create_list(:membership, 1, member:)
           end
         end
       end
diff --git a/test/factories/memberships.rb b/test/factories/memberships.rb
index ae90bbf3c..8d42316db 100644
--- a/test/factories/memberships.rb
+++ b/test/factories/memberships.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 FactoryBot.define do
   factory :membership do
     library { Library.first || create(:library) }
diff --git a/test/factories/notes.rb b/test/factories/notes.rb
index 749b542f9..75900a7cc 100644
--- a/test/factories/notes.rb
+++ b/test/factories/notes.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 FactoryBot.define do
   factory :note do
     association :creator, factory: :user
diff --git a/test/factories/notifications.rb b/test/factories/notifications.rb
index 0c6a5e4cd..741277d7d 100644
--- a/test/factories/notifications.rb
+++ b/test/factories/notifications.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 FactoryBot.define do
   factory :notification do
     library { Library.first || create(:library) }
diff --git a/test/factories/renewal_requests.rb b/test/factories/renewal_requests.rb
index a8f2891f5..8b637fc59 100644
--- a/test/factories/renewal_requests.rb
+++ b/test/factories/renewal_requests.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 FactoryBot.define do
   factory :renewal_request do
     loan
diff --git a/test/factories/short_links.rb b/test/factories/short_links.rb
index f198c69a0..cafd88485 100644
--- a/test/factories/short_links.rb
+++ b/test/factories/short_links.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 FactoryBot.define do
   factory :short_link do
     library { Library.first || create(:library) }
diff --git a/test/factories/tickets.rb b/test/factories/tickets.rb
index cdce8c254..e1fe4df68 100644
--- a/test/factories/tickets.rb
+++ b/test/factories/tickets.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 FactoryBot.define do
   factory :ticket do
     library { Library.first || create(:library) }
diff --git a/test/factories/users.rb b/test/factories/users.rb
index b1d5c6dd0..d3ba379e1 100644
--- a/test/factories/users.rb
+++ b/test/factories/users.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 FactoryBot.define do
   factory :user do
     library { Library.first || create(:library) }
diff --git a/test/forms/extend_holds_form_test.rb b/test/forms/extend_holds_form_test.rb
index 15069e522..10485b82e 100644
--- a/test/forms/extend_holds_form_test.rb
+++ b/test/forms/extend_holds_form_test.rb
@@ -1,27 +1,29 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 class ExtendHoldsFormTest < ActiveSupport::TestCase
   test "invalid when date is blank" do
     form = ExtendHoldsForm.new
-    refute form.valid?
+    assert_not form.valid?
     assert_equal ["must be a date within the next month"], form.errors[:date]
   end
 
   test "invalid with invalid date" do
     form = ExtendHoldsForm.new(date: "invalid date")
-    refute form.valid?
+    assert_not form.valid?
     assert_equal ["must be a date within the next month"], form.errors[:date]
   end
 
   test "invalid with past date" do
     form = ExtendHoldsForm.new(date: 1.day.ago.to_date.iso8601)
-    refute form.valid?
+    assert_not form.valid?
     assert_equal ["must be a date within the next month"], form.errors[:date]
   end
 
   test "invalid with far future date" do
     form = ExtendHoldsForm.new(date: 32.days.since.to_date.iso8601)
-    refute form.valid?
+    assert_not form.valid?
     assert_equal ["must be a date within the next month"], form.errors[:date]
   end
 
diff --git a/test/forms/gift_membership_redemption_form_test.rb b/test/forms/gift_membership_redemption_form_test.rb
index bbfd6ec0f..4b2fc2119 100644
--- a/test/forms/gift_membership_redemption_form_test.rb
+++ b/test/forms/gift_membership_redemption_form_test.rb
@@ -1,23 +1,25 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 class GiftMembershipRedemptionFormTest < ActiveSupport::TestCase
   test "invalid when a code doesn't exist" do
     redemption = GiftMembershipRedemptionForm.new(code: "ABCD1234")
-    refute redemption.valid?
+    assert_not redemption.valid?
     assert_equal ["is not a valid code"], redemption.errors[:code]
   end
 
   test "invalid without a code" do
     redemption = GiftMembershipRedemptionForm.new
-    refute redemption.valid?
+    assert_not redemption.valid?
     assert_equal ["is not a valid code"], redemption.errors[:code]
   end
 
   test "invalid when a code has already been used" do
     membership = create(:membership)
-    gift_membership = create(:gift_membership, membership: membership)
+    gift_membership = create(:gift_membership, membership:)
     redemption = GiftMembershipRedemptionForm.new(code: gift_membership.code.value)
-    refute redemption.valid?
+    assert_not redemption.valid?
     assert_equal ["has already been redeemed"], redemption.errors[:code]
   end
 
diff --git a/test/helpers/ensure_request_tenant.rb b/test/helpers/ensure_request_tenant.rb
index 3d6b6cb24..56da8ad47 100644
--- a/test/helpers/ensure_request_tenant.rb
+++ b/test/helpers/ensure_request_tenant.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 module EnsureRequestTenant
   def self.included(base)
     base.setup do
diff --git a/test/helpers/holds_helper_test.rb b/test/helpers/holds_helper_test.rb
index ac8d2325e..ec014a1d1 100644
--- a/test/helpers/holds_helper_test.rb
+++ b/test/helpers/holds_helper_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 class HoldsHelperTest < ActionView::TestCase
diff --git a/test/helpers/items_helper_test.rb b/test/helpers/items_helper_test.rb
index 5a824d7b4..3962ec162 100644
--- a/test/helpers/items_helper_test.rb
+++ b/test/helpers/items_helper_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 class ItemsHelperTest < ActionView::TestCase
@@ -41,7 +43,7 @@ def @image.variant(options)
         "#{filename}?#{options.to_query}"
       end
 
-      assert_equal "tool-image.jpg?#{{resize_to_limit: [80, 90], rotate: 90}.to_query}",
+      assert_equal "tool-image.jpg?#{{ resize_to_limit: [80, 90], rotate: 90 }.to_query}",
         item_image_url(@image, resize_to_limit: [80, 90])
     end
 
@@ -88,7 +90,7 @@ class ItemStatusTest < ItemsHelperTest
 
     test "item status for a checked out uniquely numbered item" do
       item = create(:item)
-      create(:loan, item: item)
+      create(:loan, item:)
       item.reload
 
       assert_equal ["label-warning", "Checked Out"], css_class_and_status_label(item)
@@ -96,7 +98,7 @@ class ItemStatusTest < ItemsHelperTest
 
     test "item status for an overdue uniquely numbered item" do
       item = create(:item)
-      create(:overdue_loan, item: item)
+      create(:overdue_loan, item:)
       item.reload
 
       assert_equal ["label-error", "Overdue"], css_class_and_status_label(item)
@@ -104,7 +106,7 @@ class ItemStatusTest < ItemsHelperTest
 
     test "item status for a uniquely numbered item with a hold" do
       item = create(:item)
-      create(:hold, item: item)
+      create(:hold, item:)
       item.reload
 
       assert_equal ["label-warning", "On Hold"], css_class_and_status_label(item)
@@ -117,7 +119,7 @@ class ItemStatusTest < ItemsHelperTest
 
     [:pending, :retired].each do |status|
       test "item status for an uniquely numbered item with status #{status}" do
-        item = create(:item, status: status)
+        item = create(:item, status:)
         assert_equal ["", "Unavailable"], css_class_and_status_label(item)
       end
     end
@@ -130,7 +132,7 @@ class ItemStatusTest < ItemsHelperTest
 
     test "item status for a checked out unnumbered item" do
       item = create(:uncounted_item)
-      create(:nonexclusive_loan, item: item)
+      create(:nonexclusive_loan, item:)
       item.reload
 
       assert_equal ["label-success", "Available"], css_class_and_status_label(item)
@@ -138,7 +140,7 @@ class ItemStatusTest < ItemsHelperTest
 
     test "item status for an unnumbered item with a hold" do
       item = create(:uncounted_item)
-      create(:hold, item: item)
+      create(:hold, item:)
       item.reload
 
       assert_equal ["label-success", "Available"], css_class_and_status_label(item)
@@ -151,7 +153,7 @@ class ItemStatusTest < ItemsHelperTest
 
     [:pending, :retired].each do |status|
       test "item status for an unnumbered item with status #{status}" do
-        item = create(:uncounted_item, status: status)
+        item = create(:uncounted_item, status:)
         assert_equal ["", "Unavailable"], css_class_and_status_label(item)
       end
     end
diff --git a/test/helpers/loans_helper_test.rb b/test/helpers/loans_helper_test.rb
index 3fa71c3d6..99136ecd4 100644
--- a/test/helpers/loans_helper_test.rb
+++ b/test/helpers/loans_helper_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 class LoansHelperTest < ActionView::TestCase
diff --git a/test/helpers/return_values.rb b/test/helpers/return_values.rb
index dba97761a..1919eeb5c 100644
--- a/test/helpers/return_values.rb
+++ b/test/helpers/return_values.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 # Used when stubbing a methods that needs to return a sequence of different values to subsequent calls:
 # Thing.stub :name, ReturnValues.new("sharon", "bob") do
 #   Thing.name => "sharon"
diff --git a/test/helpers/shifts_helper_test.rb b/test/helpers/shifts_helper_test.rb
index 6a49b6ebf..44c42eb70 100644
--- a/test/helpers/shifts_helper_test.rb
+++ b/test/helpers/shifts_helper_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 class ShiftsHelperTest < ActionView::TestCase
diff --git a/test/lib/activity_notifier_test.rb b/test/lib/activity_notifier_test.rb
index 51855ba29..a7c0d9afe 100644
--- a/test/lib/activity_notifier_test.rb
+++ b/test/lib/activity_notifier_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 class ActivityNotifierTest < ActiveSupport::TestCase
@@ -18,15 +20,15 @@ class ActivityNotifierTest < ActiveSupport::TestCase
       end
     end
 
-    refute ActionMailer::Base.deliveries.empty?
+    assert_not ActionMailer::Base.deliveries.empty?
 
     mail = ActionMailer::Base.deliveries.find { |delivery| delivery.to == [loan.member.email] }
-    refute mail.nil?
+    assert_not mail.nil?
 
     assert_equal "Today's loan summary", mail.subject
     assert_includes mail.encoded, loan.item.complete_number
     assert_includes mail.encoded, loan2.item.complete_number
-    refute_includes mail.encoded, "return all overdue items as soon as possible"
+    assert_not_includes mail.encoded, "return all overdue items as soon as possible"
   end
 
   test "sends emails to folks who have items due on the following day" do
@@ -152,7 +154,7 @@ class ActivityNotifierTest < ActiveSupport::TestCase
 
     loans = Time.use_zone("America/Chicago") {
       days.times.map do |i|
-        create(:nonexclusive_loan, item: item, due_at: Time.current.end_of_day - i.days, created_at: 1.week.ago)
+        create(:nonexclusive_loan, item:, due_at: Time.current.end_of_day - i.days, created_at: 1.week.ago)
       end
     }
 
@@ -177,7 +179,7 @@ def black_hole.respond_to_missing?(*args)
       if i % 7 == 0
         assert mailer_call
       else
-        refute mailer_call
+        assert_not mailer_call
       end
     end
   end
@@ -185,20 +187,20 @@ def black_hole.respond_to_missing?(*args)
   test "only mentions items that are checked out or returned that day" do
     returned_today = create(:loan, due_at: 1.day.ago, created_at: 8.days.ago, ended_at: Time.current)
     member = returned_today.member
-    checked_out_today = create(:loan, member: member, due_at: 7.days.since)
-    previous_loan = create(:ended_loan, member: member)
+    checked_out_today = create(:loan, member:, due_at: 7.days.since)
+    previous_loan = create(:ended_loan, member:)
 
     Time.use_zone("America/Chicago") do
       notifier = ActivityNotifier.new
       notifier.send_daily_loan_summaries
     end
 
-    refute ActionMailer::Base.deliveries.empty?
+    assert_not ActionMailer::Base.deliveries.empty?
 
     mail = ActionMailer::Base.deliveries.find { |delivery| delivery.to == [member.email] }
     assert_includes mail.encoded, returned_today.item.complete_number
     assert_includes mail.encoded, checked_out_today.item.complete_number
-    refute_includes mail.encoded, previous_loan.item.complete_number
+    assert_not_includes mail.encoded, previous_loan.item.complete_number
   end
 
   test "sends emails to folks with rejected renewal requests" do
@@ -213,19 +215,19 @@ def black_hole.respond_to_missing?(*args)
         assert return_loan(loan)
       end
 
-      create(:renewal_request, loan: loan, status: :rejected)
+      create(:renewal_request, loan:, status: :rejected)
 
       notifier = ActivityNotifier.new
       notifier.send_daily_loan_summaries
     end
 
-    refute ActionMailer::Base.deliveries.empty?
+    assert_not ActionMailer::Base.deliveries.empty?
 
     mail = ActionMailer::Base.deliveries.find { |delivery| delivery.to == [loan.member.email] }
-    refute mail.nil?
+    assert_not mail.nil?
 
     assert_equal "Today's loan summary", mail.subject
     assert_includes mail.encoded, loan.item.complete_number
-    refute_includes mail.encoded, "rejected"
+    assert_not_includes mail.encoded, "rejected"
   end
 end
diff --git a/test/lib/certificate/generator_test.rb b/test/lib/certificate/generator_test.rb
index 804e5c7bc..abb65f75f 100644
--- a/test/lib/certificate/generator_test.rb
+++ b/test/lib/certificate/generator_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 module Certificate
diff --git a/test/lib/item_exporter_test.rb b/test/lib/item_exporter_test.rb
index f0b381f12..389b31f7c 100644
--- a/test/lib/item_exporter_test.rb
+++ b/test/lib/item_exporter_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 class ItemExporterTest < ActiveSupport::TestCase
diff --git a/test/lib/manual_import_test.rb b/test/lib/manual_import_test.rb
index 929ba734f..95aa0b31e 100644
--- a/test/lib/manual_import_test.rb
+++ b/test/lib/manual_import_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 class ManualImportTest < ActiveSupport::TestCase
@@ -21,13 +23,13 @@ class ManualImportTest < ActiveSupport::TestCase
 
   test "is invalid without a URL" do
     manual_import = ManualImport.new(url: "not a real url")
-    refute manual_import.valid?
+    assert_not manual_import.valid?
     assert_equal ["must be a valid URL"], manual_import.errors[:url]
   end
 
   test "is invalid when a file isn't found at the URL", :remote do
     manual_import = ManualImport.new(url: "http://not.a.real.website/some/file.pdf")
-    refute manual_import.valid?
+    assert_not manual_import.valid?
     assert_equal ["could not be loaded"], manual_import.errors[:url]
   end
 end
diff --git a/test/lib/map/chicago_test.rb b/test/lib/map/chicago_test.rb
index f43626e9a..8ea6e6d86 100644
--- a/test/lib/map/chicago_test.rb
+++ b/test/lib/map/chicago_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 module Map
@@ -19,7 +21,7 @@ class ChicagoTest < ActiveSupport::TestCase
         101 => 22,
         103 => 30
       }
-      map = Chicago.new(values, svg: svg, fill: "red")
+      map = Chicago.new(values, svg:, fill: "red")
       assert_equal <<~XML, map.to_xml
         <?xml version="1.0"?>
         <svg xmlns="http://www.w3.org/2000/svg">
diff --git a/test/lib/member_exporter_test.rb b/test/lib/member_exporter_test.rb
index 2ceda5f96..690271535 100644
--- a/test/lib/member_exporter_test.rb
+++ b/test/lib/member_exporter_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 class MemberExporterTest < ActiveSupport::TestCase
diff --git a/test/lib/neon_test.rb b/test/lib/neon_test.rb
index 89b703478..b0e937303 100644
--- a/test/lib/neon_test.rb
+++ b/test/lib/neon_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 require "json"
diff --git a/test/lib/open_days_test.rb b/test/lib/open_days_test.rb
index 413991365..d27f36d56 100644
--- a/test/lib/open_days_test.rb
+++ b/test/lib/open_days_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 class OpenDaysTest < ActiveSupport::TestCase
diff --git a/test/lib/result_test.rb b/test/lib/result_test.rb
index e040831f5..faf1014fa 100644
--- a/test/lib/result_test.rb
+++ b/test/lib/result_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 class ResultTest < ActiveSupport::TestCase
@@ -5,7 +7,7 @@ class ResultTest < ActiveSupport::TestCase
     result = Result.success("🎉")
 
     assert result.success?
-    refute result.failure?
+    assert_not result.failure?
 
     assert_equal "🎉", result.value
   end
@@ -14,7 +16,7 @@ class ResultTest < ActiveSupport::TestCase
     result = Result.failure("something bad happened")
 
     assert result.failure?
-    refute result.success?
+    assert_not result.success?
 
     assert_equal "something bad happened", result.error
     assert_nil result.value
diff --git a/test/lib/square_checkout_test.rb b/test/lib/square_checkout_test.rb
index c275d293a..d3eaab036 100644
--- a/test/lib/square_checkout_test.rb
+++ b/test/lib/square_checkout_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 class SquareCheckoutTest < ActiveSupport::TestCase
@@ -116,7 +118,7 @@ class SquareCheckoutTest < ActiveSupport::TestCase
         idempotency_key: "test"
       )
 
-      refute result.success?
+      assert_not result.success?
       assert_equal "ERRORS", result.error
     end
 
@@ -129,7 +131,7 @@ class SquareCheckoutTest < ActiveSupport::TestCase
     member = create(:member)
 
     mock_body_transaction = Minitest::Mock.new
-    mock_body_transaction.expect :[], [{amount_money: {amount: 1200, currency: "USD"}}], [:tenders]
+    mock_body_transaction.expect :[], [{ amount_money: { amount: 1200, currency: "USD" } }], [:tenders]
 
     mock_body = Minitest::Mock.new
     mock_body.expect :transaction, mock_body_transaction
@@ -139,14 +141,14 @@ class SquareCheckoutTest < ActiveSupport::TestCase
     mock_response.expect :body, mock_body
 
     mock_transactions = Minitest::Mock.new
-    mock_transactions.expect :retrieve_transaction, mock_response, [{location_id: "SQ_LOCATION_ID", transaction_id: "transaction_1"}]
+    mock_transactions.expect :retrieve_transaction, mock_response, [{ location_id: "SQ_LOCATION_ID", transaction_id: "transaction_1" }]
 
     mock_client = Minitest::Mock.new
     mock_client.expect :transactions, mock_transactions
 
     Square::Client.stub :new, mock_client do
       checkout = SquareCheckout.new(access_token: "SQ_ACCESS_TOKEN", location_id: "SQ_LOCATION_ID")
-      result = checkout.fetch_transaction(member: member, transaction_id: "transaction_1")
+      result = checkout.fetch_transaction(member:, transaction_id: "transaction_1")
 
       assert result.success?
       assert_equal Money.new(1200), result.value
@@ -167,14 +169,14 @@ class SquareCheckoutTest < ActiveSupport::TestCase
     mock_response.expect :errors, "ERRORS"
 
     mock_transactions = Minitest::Mock.new
-    mock_transactions.expect :retrieve_transaction, mock_response, [{location_id: "SQ_LOCATION_ID", transaction_id: "transaction_1"}]
+    mock_transactions.expect :retrieve_transaction, mock_response, [{ location_id: "SQ_LOCATION_ID", transaction_id: "transaction_1" }]
 
     mock_client = Minitest::Mock.new
     mock_client.expect :transactions, mock_transactions
 
     Square::Client.stub :new, mock_client do
       checkout = SquareCheckout.new(access_token: "SQ_ACCESS_TOKEN", location_id: "SQ_LOCATION_ID")
-      result = checkout.fetch_transaction(member: member, transaction_id: "transaction_1")
+      result = checkout.fetch_transaction(member:, transaction_id: "transaction_1")
 
       assert result.failure?
       assert_equal "ERRORS", result.error
diff --git a/test/mailers/member_mailer_test.rb b/test/mailers/member_mailer_test.rb
index 2816af463..03c9426ec 100644
--- a/test/mailers/member_mailer_test.rb
+++ b/test/mailers/member_mailer_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 class MemberMailerTest < ActionMailer::TestCase
@@ -10,11 +12,11 @@ class MemberMailerTest < ActionMailer::TestCase
   [:approved, :rejected].each do |status|
     test "renders renewal request #{status} email for a renewed loan" do
       item = create(:item, :with_image)
-      loan = create(:loan, item: item)
+      loan = create(:loan, item:)
       renewed_loan = renew_loan(loan)
-      renewal_request = create(:renewal_request, loan: renewed_loan, status: status)
+      renewal_request = create(:renewal_request, loan: renewed_loan, status:)
 
-      email = MemberMailer.with(renewal_request: renewal_request).renewal_request_updated
+      email = MemberMailer.with(renewal_request:).renewal_request_updated
       assert_emails 1 do
         email.deliver_later
       end
@@ -22,10 +24,10 @@ class MemberMailerTest < ActionMailer::TestCase
 
     test "renders renewal request #{status} email for the first loan" do
       item = create(:item, :with_image)
-      loan = create(:loan, item: item)
-      renewal_request = create(:renewal_request, loan: loan, status: status)
+      loan = create(:loan, item:)
+      renewal_request = create(:renewal_request, loan:, status:)
 
-      email = MemberMailer.with(renewal_request: renewal_request).renewal_request_updated
+      email = MemberMailer.with(renewal_request:).renewal_request_updated
       assert_emails 1 do
         email.deliver_later
       end
diff --git a/test/mailers/previews/gift_purchaser_mailer_preview.rb b/test/mailers/previews/gift_purchaser_mailer_preview.rb
index 36aa563a7..f63492553 100644
--- a/test/mailers/previews/gift_purchaser_mailer_preview.rb
+++ b/test/mailers/previews/gift_purchaser_mailer_preview.rb
@@ -1,7 +1,9 @@
+# frozen_string_literal: true
+
 # Preview all emails at http://localhost:3000/rails/mailers/member_mailer
 class GiftPurchaserMailerPreview < ActionMailer::Preview
   def confirmation
     gift_membership = GiftMembership.last!
-    GiftPurchaserMailer.with(gift_membership: gift_membership).confirmation
+    GiftPurchaserMailer.with(gift_membership:).confirmation
   end
 end
diff --git a/test/mailers/previews/homepage_mailer_preview.rb b/test/mailers/previews/homepage_mailer_preview.rb
index 4a0666788..dea7a20c3 100644
--- a/test/mailers/previews/homepage_mailer_preview.rb
+++ b/test/mailers/previews/homepage_mailer_preview.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 # Preview all emails at http://localhost:3000/rails/mailers/member_mailer
 class HomepageMailerPreview < ActionMailer::Preview
   def inquiry
@@ -11,6 +13,6 @@ def inquiry
       "inventory" => "Lots of tools."
     }
 
-    HomepageMailer.with(homepage_params: homepage_params).inquiry
+    HomepageMailer.with(homepage_params:).inquiry
   end
 end
diff --git a/test/mailers/previews/member_mailer_preview.rb b/test/mailers/previews/member_mailer_preview.rb
index 136c64984..f3427dbdd 100644
--- a/test/mailers/previews/member_mailer_preview.rb
+++ b/test/mailers/previews/member_mailer_preview.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 # Preview all emails at http://localhost:3000/rails/mailers/member_mailer
 class MemberMailerPreview < ActionMailer::Preview
   include Lending
@@ -31,7 +33,7 @@ def due_soon
     member = Member.verified.first
     loans = []
     3.times do
-      loans << Loan.create(item: Item.available.order("RANDOM()").first, member: member, due_at: tomorrow, uniquely_numbered: false, library: member.library)
+      loans << Loan.create(item: Item.available.order("RANDOM()").first, member:, due_at: tomorrow, uniquely_numbered: false, library: member.library)
     end
 
     loan_summaries = LoanSummary.where("due_at BETWEEN ? AND ?", tomorrow.beginning_of_day.utc, tomorrow.utc).limit(5).includes(item: :borrow_policy).to_a
@@ -39,7 +41,7 @@ def due_soon
     first_item = loan_summaries.first.item
     Hold.create!(item: first_item, member: Member.second, creator: User.first, library: member.library)
 
-    MemberMailer.with(member: member, summaries: loan_summaries).return_reminder
+    MemberMailer.with(member:, summaries: loan_summaries).return_reminder
   end
 
   def items_on_hold
@@ -47,7 +49,7 @@ def items_on_hold
     member = Member.second
 
     first_item = loan_summaries.first.item
-    Hold.create!(item: first_item, member: member, creator: User.first, library: member.library)
+    Hold.create!(item: first_item, member:, creator: User.first, library: member.library)
     loan_summaries.first.latest_loan = Loan.new(created_at: Time.current)
 
     MemberMailer.with(member: Member.first, summaries: loan_summaries).loan_summaries
@@ -56,9 +58,9 @@ def items_on_hold
   def hold_available
     first_item = Item.active.first
     member = Member.second
-    hold = Hold.create!(item: first_item, member: member, creator: User.first, library: member.library)
+    hold = Hold.create!(item: first_item, member:, creator: User.first, library: member.library)
 
-    MemberMailer.with(member: Member.first, hold: hold, library: member.library).hold_available
+    MemberMailer.with(member: Member.first, hold:, library: member.library).hold_available
   end
 
   def membership_renewal_reminder
@@ -69,23 +71,23 @@ def staff_daily_renewal_requests
     tomorrow = Time.current.end_of_day + 1.day
     member = Member.verified.first
     3.times do
-      loan = Loan.create!(item: Item.available.order("RANDOM()").first, member: member, library: member.library, due_at: tomorrow, uniquely_numbered: false)
-      RenewalRequest.create!(loan: loan)
+      loan = Loan.create!(item: Item.available.order("RANDOM()").first, member:, library: member.library, due_at: tomorrow, uniquely_numbered: false)
+      RenewalRequest.create!(loan:)
     end
 
     renewal_requests = RenewalRequest.requested.where.not(loan_id: nil).where("created_at >= ?", Time.current.beginning_of_day.utc).includes(loan: [:item, :member]).limit(5)
 
-    MemberMailer.with(member: Member.joins(:user).where(users: {role: :admin}).first, renewal_requests: renewal_requests).staff_daily_renewal_requests
+    MemberMailer.with(member: Member.joins(:user).where(users: { role: :admin }).first, renewal_requests:).staff_daily_renewal_requests
   end
 
   def renewal_request_approved
     ActsAsTenant.with_tenant(Library.first) do
       tomorrow = Time.current.end_of_day + 1.day
       member = Member.verified.first
-      loan = Loan.create!(item: Item.available.order("RANDOM()").first, member: member, library: member.library, due_at: tomorrow, uniquely_numbered: false)
+      loan = Loan.create!(item: Item.available.order("RANDOM()").first, member:, library: member.library, due_at: tomorrow, uniquely_numbered: false)
       renew_loan(loan)
-      renewal_request = RenewalRequest.create!(loan: loan, status: :approved)
-      MemberMailer.with(renewal_request: renewal_request).renewal_request_updated
+      renewal_request = RenewalRequest.create!(loan:, status: :approved)
+      MemberMailer.with(renewal_request:).renewal_request_updated
     end
   end
 
@@ -93,9 +95,9 @@ def renewal_request_rejected
     ActsAsTenant.with_tenant(Library.first) do
       tomorrow = Time.current.end_of_day + 1.day
       member = Member.verified.first
-      loan = Loan.create!(item: Item.available.order("RANDOM()").first, member: member, library: member.library, due_at: tomorrow, uniquely_numbered: false)
-      renewal_request = RenewalRequest.create!(loan: loan, status: :rejected)
-      MemberMailer.with(renewal_request: renewal_request).renewal_request_updated
+      loan = Loan.create!(item: Item.available.order("RANDOM()").first, member:, library: member.library, due_at: tomorrow, uniquely_numbered: false)
+      renewal_request = RenewalRequest.create!(loan:, status: :rejected)
+      MemberMailer.with(renewal_request:).renewal_request_updated
     end
   end
 
@@ -103,9 +105,9 @@ def appointment_confirmation
     member = Member.verified.first
     tomorrow = Time.current + 1.day
     loan = Loan.create!(item: Item.available.order("RANDOM()").first, member: Member.verified.first, due_at: tomorrow, uniquely_numbered: false, library: member.library)
-    appointment = Appointment.new(starts_at: tomorrow, ends_at: tomorrow + 1.hour, member: member)
+    appointment = Appointment.new(starts_at: tomorrow, ends_at: tomorrow + 1.hour, member:)
     appointment.loans << loan
     appointment.save!
-    MemberMailer.with(member: member, appointment: appointment).appointment_confirmation
+    MemberMailer.with(member:, appointment:).appointment_confirmation
   end
 end
diff --git a/test/models/adjustment_test.rb b/test/models/adjustment_test.rb
index 461eb593b..8cd728f49 100644
--- a/test/models/adjustment_test.rb
+++ b/test/models/adjustment_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 class AdjustmentTest < ActiveSupport::TestCase
diff --git a/test/models/agreement_acceptance_test.rb b/test/models/agreement_acceptance_test.rb
index 1af4139a8..b1e5cc488 100644
--- a/test/models/agreement_acceptance_test.rb
+++ b/test/models/agreement_acceptance_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 class AgreementAcceptanceTest < ActiveSupport::TestCase
diff --git a/test/models/agreement_test.rb b/test/models/agreement_test.rb
index 98c5c1349..900f08b40 100644
--- a/test/models/agreement_test.rb
+++ b/test/models/agreement_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 class AgreementTest < ActiveSupport::TestCase
diff --git a/test/models/appointment_hold_test.rb b/test/models/appointment_hold_test.rb
index fd18d9523..a987afb44 100644
--- a/test/models/appointment_hold_test.rb
+++ b/test/models/appointment_hold_test.rb
@@ -1,10 +1,12 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 class AppointmentHoldTest < ActiveSupport::TestCase
   test "creates an appointment hold for member appointment" do
     appointment = FactoryBot.build(:appointment)
     user = FactoryBot.create(:user)
-    member = FactoryBot.create(:member, user: user)
+    member = FactoryBot.create(:member, user:)
     hold = FactoryBot.create(:hold, creator: member.user)
     hold_two = FactoryBot.create(:hold, creator: member.user)
     appointment.holds << hold
diff --git a/test/models/appointment_loan_test.rb b/test/models/appointment_loan_test.rb
index ca76cd54d..90a6116ef 100644
--- a/test/models/appointment_loan_test.rb
+++ b/test/models/appointment_loan_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 class AppointmentLoanTest < ActiveSupport::TestCase
diff --git a/test/models/appointment_test.rb b/test/models/appointment_test.rb
index a80b56ccd..26fd00a86 100644
--- a/test/models/appointment_test.rb
+++ b/test/models/appointment_test.rb
@@ -1,10 +1,12 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 class AppointmentTest < ActiveSupport::TestCase
   test "creates an appointment" do
     appointment = FactoryBot.build(:appointment)
     user = FactoryBot.create(:user)
-    member = FactoryBot.create(:member, user: user)
+    member = FactoryBot.create(:member, user:)
     hold = FactoryBot.create(:hold, creator: member.user)
     appointment.holds << hold
     appointment.starts_at = "2020-10-05 7:00AM"
@@ -33,17 +35,17 @@ class AppointmentTest < ActiveSupport::TestCase
       appointment = Appointment.new
       appointment.time_range_string = value
 
-      refute appointment.starts_at
-      refute appointment.ends_at
+      assert_not appointment.starts_at
+      assert_not appointment.ends_at
     end
   end
 
   test "finds a simultaneous appointments" do
     member = create(:member)
-    hold = create(:hold, member: member)
-    hold2 = create(:hold, member: member)
-    original = create(:appointment, holds: [hold], member: member)
-    dupe = create(:appointment, holds: [hold2], member: member, starts_at: original.starts_at, ends_at: original.ends_at)
+    hold = create(:hold, member:)
+    hold2 = create(:hold, member:)
+    original = create(:appointment, holds: [hold], member:)
+    dupe = create(:appointment, holds: [hold2], member:, starts_at: original.starts_at, ends_at: original.ends_at)
 
     assert_equal [dupe], Appointment.simultaneous(original)
     assert_equal [original], Appointment.simultaneous(dupe)
@@ -51,14 +53,14 @@ class AppointmentTest < ActiveSupport::TestCase
 
   test "merges appointments" do
     member = create(:member)
-    hold = create(:hold, member: member)
-    hold2 = create(:hold, member: member)
-    loan = create(:loan, member: member)
-    loan2 = create(:loan, member: member)
+    hold = create(:hold, member:)
+    hold2 = create(:hold, member:)
+    loan = create(:loan, member:)
+    loan2 = create(:loan, member:)
     original = create(:appointment,
-      holds: [hold], loans: [loan], member: member, comment: "First notes")
+      holds: [hold], loans: [loan], member:, comment: "First notes")
     dupe = create(:appointment,
-      holds: [hold2], loans: [loan2], member: member, comment: "Second notes",
+      holds: [hold2], loans: [loan2], member:, comment: "Second notes",
       starts_at: original.starts_at, ends_at: original.ends_at)
 
     original.merge!(dupe)
diff --git a/test/models/borrow_policy_test.rb b/test/models/borrow_policy_test.rb
index fa4c5f019..92fe1ed4c 100644
--- a/test/models/borrow_policy_test.rb
+++ b/test/models/borrow_policy_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 class BorrowPolicyTest < ActiveSupport::TestCase
@@ -7,7 +9,7 @@ class BorrowPolicyTest < ActiveSupport::TestCase
 
     new_policy = BorrowPolicy.create!(name: "New", code: "N", default: true)
     assert new_policy.reload.default
-    refute old_policy.reload.default
+    assert_not old_policy.reload.default
   end
 
   test "allow_multiple_holds_per_member? is true when uniquely_numbered is false" do
@@ -25,7 +27,7 @@ class BorrowPolicyTest < ActiveSupport::TestCase
   test "requires consumables to not be uniquely_numbered" do
     policy = BorrowPolicy.new(uniquely_numbered: true, consumable: true)
 
-    refute policy.valid?
+    assert_not policy.valid?
 
     assert_equal ["must not be enabled for consumables"], policy.errors[:uniquely_numbered]
   end
diff --git a/test/models/category_node_test.rb b/test/models/category_node_test.rb
index d3ded3f8d..f3deb6af9 100644
--- a/test/models/category_node_test.rb
+++ b/test/models/category_node_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 class CategoryNodeTest < ActiveSupport::TestCase
diff --git a/test/models/category_test.rb b/test/models/category_test.rb
index 6fc00afdf..59d6b9706 100644
--- a/test/models/category_test.rb
+++ b/test/models/category_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 class CategoryTest < ActiveSupport::TestCase
@@ -11,7 +13,7 @@ class CategoryTest < ActiveSupport::TestCase
     power_tools = Category.create(name: "Power Tools")
     saws = Category.create!(name: "Saws", parent: power_tools)
 
-    refute power_tools.update(parent: saws)
+    assert_not power_tools.update(parent: saws)
     assert_equal ["can't be set to a child"], power_tools.errors[:parent_id]
   end
 end
diff --git a/test/models/event_test.rb b/test/models/event_test.rb
index 12ea11818..e54fd1497 100644
--- a/test/models/event_test.rb
+++ b/test/models/event_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 class EventTest < ActiveSupport::TestCase
@@ -98,7 +100,7 @@ class EventTest < ActiveSupport::TestCase
       calendar_event_id: "ev1"
     ).first
 
-    refute updated_event
+    assert_not updated_event
   end
 
   test "handles cancelled events that have already been deleted" do
diff --git a/test/models/fine_calculator_test.rb b/test/models/fine_calculator_test.rb
index deafc8d9d..266b9841c 100644
--- a/test/models/fine_calculator_test.rb
+++ b/test/models/fine_calculator_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 class FineCalculatorTest < ActiveSupport::TestCase
diff --git a/test/models/gift_membership_test.rb b/test/models/gift_membership_test.rb
index 22cc60d13..d5573324d 100644
--- a/test/models/gift_membership_test.rb
+++ b/test/models/gift_membership_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 class GiftMembershipTest < ActiveSupport::TestCase
diff --git a/test/models/hold_test.rb b/test/models/hold_test.rb
index 9286781a7..30613b072 100644
--- a/test/models/hold_test.rb
+++ b/test/models/hold_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 class HoldTest < ActiveSupport::TestCase
@@ -14,47 +16,47 @@ class HoldTest < ActiveSupport::TestCase
     hold = create(:hold, ended_at: nil, started_at: nil)
 
     assert hold.active?
-    refute hold.inactive?
-    refute hold.ended?
-    refute hold.expired?
-    refute hold.started?
+    assert_not hold.inactive?
+    assert_not hold.ended?
+    assert_not hold.expired?
+    assert_not hold.started?
 
     assert Hold.active.find_by(id: hold)
-    refute Hold.inactive.find_by(id: hold)
-    refute Hold.ended.find_by(id: hold)
-    refute Hold.expired.find_by(id: hold)
-    refute Hold.started.find_by(id: hold)
+    assert_not Hold.inactive.find_by(id: hold)
+    assert_not Hold.ended.find_by(id: hold)
+    assert_not Hold.expired.find_by(id: hold)
+    assert_not Hold.started.find_by(id: hold)
   end
 
   test "started hold" do
     hold = create(:started_hold)
 
     assert hold.active?
-    refute hold.inactive?
-    refute hold.ended?
-    refute hold.expired?
+    assert_not hold.inactive?
+    assert_not hold.ended?
+    assert_not hold.expired?
     assert hold.started?
 
     assert Hold.active.find_by(id: hold)
-    refute Hold.inactive.find_by(id: hold)
-    refute Hold.ended.find_by(id: hold)
-    refute Hold.expired.find_by(id: hold)
+    assert_not Hold.inactive.find_by(id: hold)
+    assert_not Hold.ended.find_by(id: hold)
+    assert_not Hold.expired.find_by(id: hold)
     assert Hold.started.find_by(id: hold)
   end
 
   test "ended hold" do
     hold = create(:hold, ended_at: 2.days.ago, started_at: 5.days.ago, expires_at: 3.days.since)
 
-    refute hold.active?
+    assert_not hold.active?
     assert hold.inactive?
     assert hold.ended?
-    refute hold.expired?
+    assert_not hold.expired?
     assert hold.started?
 
-    refute Hold.active.find_by(id: hold)
+    assert_not Hold.active.find_by(id: hold)
     assert Hold.inactive.find_by(id: hold)
     assert Hold.ended.find_by(id: hold)
-    refute Hold.expired.find_by(id: hold)
+    assert_not Hold.expired.find_by(id: hold)
     assert Hold.started.find_by(id: hold)
   end
 
@@ -62,15 +64,15 @@ class HoldTest < ActiveSupport::TestCase
     hold = create(:hold, ended_at: nil)
     hold.start!(15.days.ago)
 
-    refute hold.active?
+    assert_not hold.active?
     assert hold.inactive?
-    refute hold.ended?
+    assert_not hold.ended?
     assert hold.expired?
     assert hold.started?
 
-    refute Hold.active.find_by(id: hold)
+    assert_not Hold.active.find_by(id: hold)
     assert Hold.inactive.find_by(id: hold)
-    refute Hold.ended.find_by(id: hold)
+    assert_not Hold.ended.find_by(id: hold)
     assert Hold.expired.find_by(id: hold)
     assert Hold.started.find_by(id: hold)
   end
@@ -82,23 +84,23 @@ class HoldTest < ActiveSupport::TestCase
 
     travel_to (hold_started + Hold::HOLD_LENGTH).end_of_day do
       assert hold.active?
-      refute hold.inactive?
-      refute hold.ended?
-      refute hold.expired?
+      assert_not hold.inactive?
+      assert_not hold.ended?
+      assert_not hold.expired?
       assert hold.started?
 
       assert Hold.active.find_by(id: hold)
-      refute Hold.inactive.find_by(id: hold)
-      refute Hold.ended.find_by(id: hold)
-      refute Hold.expired.find_by(id: hold)
+      assert_not Hold.inactive.find_by(id: hold)
+      assert_not Hold.ended.find_by(id: hold)
+      assert_not Hold.expired.find_by(id: hold)
       assert Hold.started.find_by(id: hold)
     end
   end
 
   test "#start!" do
     hold = create(:hold)
-    refute hold.started_at
-    refute hold.expires_at
+    assert_not hold.started_at
+    assert_not hold.expires_at
 
     hold.start!
     assert hold.started_at
@@ -116,21 +118,21 @@ class HoldTest < ActiveSupport::TestCase
     create(:loan, item: hold.item)
 
     hold.reload
-    refute hold.ready_for_pickup?
+    assert_not hold.ready_for_pickup?
   end
 
   test "#ready_for_pickup? is false when there is an earlier hold" do
     hold = create(:hold)
     second_hold = create(:hold, item: hold.item)
 
-    refute second_hold.ready_for_pickup?
+    assert_not second_hold.ready_for_pickup?
   end
 
   test "#ready_for_pickup? is true for uncounted items despite active loans" do
     item = create(:uncounted_item)
 
-    hold = create(:hold, item: item)
-    create(:loan, item: item)
+    hold = create(:hold, item:)
+    create(:loan, item:)
 
     hold.reload
     assert hold.ready_for_pickup?
@@ -207,7 +209,7 @@ class HoldTest < ActiveSupport::TestCase
   test "starts all of the holds for an uncounted item" do
     item = create(:uncounted_item)
     3.times do
-      create(:hold, item: item)
+      create(:hold, item:)
     end
 
     started = assert_difference("Hold.started.count", 3) {
@@ -230,7 +232,7 @@ class HoldTest < ActiveSupport::TestCase
     hold1.reload
     hold2.reload
     assert hold1.started?
-    refute hold2.started?
+    assert_not hold2.started?
 
     assert_difference("Hold.started.count") do
       Hold.start_waiting_holds(15.days.since) do |hold|
@@ -269,10 +271,10 @@ class HoldTest < ActiveSupport::TestCase
   test "is ready for pickup if item is uncounted" do
     item = create(:uncounted_item)
 
-    hold = create(:hold, item: item)
+    hold = create(:hold, item:)
     assert hold.ready_for_pickup?
 
-    second_hold = create(:hold, item: item)
+    second_hold = create(:hold, item:)
     assert second_hold.ready_for_pickup?
   end
 
@@ -280,17 +282,17 @@ class HoldTest < ActiveSupport::TestCase
     item = create(:item, status: :active)
     member = create(:verified_member_with_membership)
 
-    hold = Hold.new(item: item, member: member, creator: member.user)
+    hold = Hold.new(item:, member:, creator: member.user)
     assert hold.valid?
   end
 
   %i[pending retired maintenance].each do |status|
     test "can't be put on hold if the item is #{status}" do
-      item = create(:item, status: status)
+      item = create(:item, status:)
       member = create(:verified_member_with_membership)
 
-      hold = Hold.new(item: item, member: member, creator: member.user)
-      refute hold.valid?
+      hold = Hold.new(item:, member:, creator: member.user)
+      assert_not hold.valid?
       assert_equal ["can not be placed on hold"], hold.errors[:item]
     end
   end
diff --git a/test/models/item_attachment_test.rb b/test/models/item_attachment_test.rb
index d5906ea99..1ecc1efcd 100644
--- a/test/models/item_attachment_test.rb
+++ b/test/models/item_attachment_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 class ItemAttachmentTest < ActiveSupport::TestCase
diff --git a/test/models/item_test.rb b/test/models/item_test.rb
index 6578928bf..0553043fb 100644
--- a/test/models/item_test.rb
+++ b/test/models/item_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 class ItemTest < ActiveSupport::TestCase
@@ -5,7 +7,7 @@ class ItemTest < ActiveSupport::TestCase
 
   test "assigns a number" do
     borrow_policy = create(:borrow_policy)
-    item = build(:item, number: nil, borrow_policy: borrow_policy)
+    item = build(:item, number: nil, borrow_policy:)
     item.save!
 
     assert item.number
@@ -20,7 +22,7 @@ class ItemTest < ActiveSupport::TestCase
   test "it is not available" do
     loan = create(:loan)
     loan.item.reload
-    refute loan.item.available?
+    assert_not loan.item.available?
   end
 
   test "it is available" do
@@ -30,7 +32,7 @@ class ItemTest < ActiveSupport::TestCase
   test "validations" do
     item = Item.new(status: nil)
 
-    refute item.valid?
+    assert_not item.valid?
 
     assert_equal ["can't be blank"], item.errors[:name]
     assert_equal ["is not included in the list"], item.errors[:status]
@@ -85,7 +87,7 @@ class ItemTest < ActiveSupport::TestCase
 
   test "can delete an item with a renewed loan" do
     item = create(:item)
-    loan = create(:loan, item: item)
+    loan = create(:loan, item:)
     renew_loan(loan)
 
     assert item.destroy
@@ -93,45 +95,45 @@ class ItemTest < ActiveSupport::TestCase
 
   test "can delete an item with an active loan" do
     item = create(:item)
-    create(:loan, item: item)
+    create(:loan, item:)
 
     assert item.destroy
   end
 
   test "can delete an item with a hold" do
     item = create(:item)
-    create(:hold, item: item)
+    create(:hold, item:)
 
     assert item.destroy
   end
 
   test "can delete an item with an attachment" do
     item = create(:item)
-    create(:item_attachment, item: item, creator: create(:user))
-    create(:hold, item: item)
+    create(:item_attachment, item:, creator: create(:user))
+    create(:hold, item:)
 
     assert item.destroy
   end
 
   test "has a next_hold" do
     item = create(:item)
-    hold = create(:hold, item: item, created_at: 2.days.ago)
-    create(:hold, item: item, created_at: 1.day.ago)
+    hold = create(:hold, item:, created_at: 2.days.ago)
+    create(:hold, item:, created_at: 1.day.ago)
 
     assert_equal hold, item.next_hold
   end
 
   test "next_hold ignores inactive holds" do
     item = create(:item)
-    create(:ended_hold, item: item)
-    create(:expired_hold, item: item)
+    create(:ended_hold, item:)
+    create(:expired_hold, item:)
 
-    refute item.next_hold
+    assert_not item.next_hold
   end
 
   test "clears holds when changing to an inactive status" do
     item = create(:item)
-    create(:started_hold, item: item)
+    create(:started_hold, item:)
 
     item.update!(status: Item.statuses[:pending])
     assert_equal item.active_holds.count, 1
@@ -145,7 +147,7 @@ class ItemTest < ActiveSupport::TestCase
 
   test "clears next hold when changed to maintenance" do
     item = create(:item)
-    hold = create(:started_hold, item: item)
+    hold = create(:started_hold, item:)
 
     item.update!(status: Item.statuses[:maintenance])
     assert_nil hold.reload.started_at
@@ -173,7 +175,7 @@ class ItemTest < ActiveSupport::TestCase
 
   test "the for_category scope returns all items for child categories" do
     parent = create(:category)
-    child = create(:category, parent: parent)
+    child = create(:category, parent:)
     grandchild = create(:category, parent: child)
 
     item1 = create(:item, categories: [parent])
@@ -205,7 +207,7 @@ class ItemTest < ActiveSupport::TestCase
 
   test "the for_category scope returns unique items" do
     parent = create(:category)
-    child = create(:category, parent: parent)
+    child = create(:category, parent:)
     grandchild = create(:category, parent: child)
 
     item1 = create(:item, categories: [parent, child])
@@ -235,7 +237,7 @@ class ItemTest < ActiveSupport::TestCase
 
   test "sets itself to retired when decrementing quantity to zero" do
     borrow_policy = create(:borrow_policy, consumable: true, uniquely_numbered: false)
-    item = create(:item, borrow_policy: borrow_policy, quantity: 1)
+    item = create(:item, borrow_policy:, quantity: 1)
 
     assert_equal "active", item.status
 
@@ -247,7 +249,7 @@ class ItemTest < ActiveSupport::TestCase
 
   test "sets itself to active when quantity is restored" do
     borrow_policy = create(:borrow_policy, consumable: true, uniquely_numbered: false)
-    item = create(:item, borrow_policy: borrow_policy, quantity: 0, status: "retired")
+    item = create(:item, borrow_policy:, quantity: 0, status: "retired")
 
     assert_equal "retired", item.status
 
@@ -259,9 +261,9 @@ class ItemTest < ActiveSupport::TestCase
 
   test "requires a value for quantity with a consumable borrow policy" do
     borrow_policy = create(:consumable_borrow_policy)
-    item = build(:item, borrow_policy: borrow_policy)
+    item = build(:item, borrow_policy:)
 
-    refute item.valid?
+    assert_not item.valid?
     assert_equal ["is not a number"], item.errors[:quantity]
   end
 end
diff --git a/test/models/library_test.rb b/test/models/library_test.rb
index e750528d9..9cc24e31c 100644
--- a/test/models/library_test.rb
+++ b/test/models/library_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 class LibraryTest < ActiveSupport::TestCase
@@ -25,8 +27,8 @@ class LibraryTest < ActiveSupport::TestCase
 
     assert library.allows_postal_code?("90215")
     assert library.allows_postal_code?("19013")
-    refute library.allows_postal_code?("19011")
-    refute library.allows_postal_code?("90310")
+    assert_not library.allows_postal_code?("19011")
+    assert_not library.allows_postal_code?("90310")
   end
 
   test "allows any postal code when pattern is not set" do
diff --git a/test/models/library_update_test.rb b/test/models/library_update_test.rb
index bce9a2c12..f692aca79 100644
--- a/test/models/library_update_test.rb
+++ b/test/models/library_update_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 class LibraryUpdateTest < ActiveSupport::TestCase
diff --git a/test/models/loan_summary_test.rb b/test/models/loan_summary_test.rb
index a596cc2fc..d1e902173 100644
--- a/test/models/loan_summary_test.rb
+++ b/test/models/loan_summary_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 class LoanSummaryTest < ActiveSupport::TestCase
diff --git a/test/models/loan_test.rb b/test/models/loan_test.rb
index 047ef5faf..7ba6a8b9b 100644
--- a/test/models/loan_test.rb
+++ b/test/models/loan_test.rb
@@ -1,19 +1,21 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 class LoanTest < ActiveSupport::TestCase
   test "an item can only have a single active loan" do
     item = create(:item)
-    create(:loan, item: item)
-    loan = build(:loan, item: item)
+    create(:loan, item:)
+    loan = build(:loan, item:)
 
-    refute loan.save
+    assert_not loan.save
     assert_equal ["is already on loan"], loan.errors[:item_id]
   end
 
   test "an item can only have a single numbered active loan enforced by the index" do
     item = create(:item)
-    create(:loan, item: item)
-    loan = build(:loan, item: item)
+    create(:loan, item:)
+    loan = build(:loan, item:)
 
     assert_raises ActiveRecord::RecordNotUnique do
       loan.save(validate: false)
@@ -21,13 +23,13 @@ class LoanTest < ActiveSupport::TestCase
   end
 
   test "validates an empty record" do
-    refute Loan.new.valid?
+    assert_not Loan.new.valid?
   end
 
   test "an uncountable item can have multiple active loans" do
     item = create(:item)
     2.times do
-      create(:loan, item: item, uniquely_numbered: false)
+      create(:loan, item:, uniquely_numbered: false)
     end
   end
 
@@ -39,17 +41,17 @@ class LoanTest < ActiveSupport::TestCase
 
   %i[pending maintenance retired].each do |status|
     test "is invalid with an item with #{status} status" do
-      item = create(:item, status: status)
-      loan = build(:loan, item: item, due_at: Date.tomorrow.end_of_day)
+      item = create(:item, status:)
+      loan = build(:loan, item:, due_at: Date.tomorrow.end_of_day)
 
-      refute loan.save
+      assert_not loan.save
       assert_equal ["is not available to loan"], loan.errors[:item_id]
     end
   end
 
   test "knows if it is a renewal" do
     loan = create(:loan, renewal_count: 0)
-    refute loan.renewal?
+    assert_not loan.renewal?
 
     renewal = create(:loan, renewal_count: 1)
     assert renewal.renewal?
@@ -80,12 +82,12 @@ class LoanTest < ActiveSupport::TestCase
 
   test "creates loans that end on an open day" do
     borrow_policy = create(:borrow_policy, duration: 7)
-    item = create(:item, borrow_policy: borrow_policy)
+    item = create(:item, borrow_policy:)
     member = create(:verified_member_with_membership)
 
     now = Time.utc(2020, 1, 18, 12) # saturday
     loan = Loan.stub(:open_days, [0, 4]) {
-      Loan.lend(item, to: member, now: now)
+      Loan.lend(item, to: member, now:)
     }
 
     sunday = Time.utc(2020, 1, 26).end_of_day
@@ -139,70 +141,70 @@ class LoanTest < ActiveSupport::TestCase
 
   test "is member_renewable if borrow_policy allows member renewal is within original loan duration and has not exceeded limit" do
     borrow_policy = build(:member_renewable_borrow_policy)
-    item = build(:item, borrow_policy: borrow_policy)
-    loan = build(:loan, item: item)
+    item = build(:item, borrow_policy:)
+    loan = build(:loan, item:)
 
     assert loan.member_renewable?
   end
 
   test "is not member_renewable if renewal count exceeds limit" do
     borrow_policy = build(:member_renewable_borrow_policy)
-    item = build(:item, borrow_policy: borrow_policy)
-    loan = build(:loan, item: item, renewal_count: borrow_policy.renewal_limit)
+    item = build(:item, borrow_policy:)
+    loan = build(:loan, item:, renewal_count: borrow_policy.renewal_limit)
 
-    refute loan.member_renewable?
+    assert_not loan.member_renewable?
   end
 
   test "is not member renewable if borrow_policy does not allow member renewals" do
     borrow_policy = build(:borrow_policy, member_renewable: false)
-    item = build(:item, borrow_policy: borrow_policy)
-    loan = build(:loan, item: item)
+    item = build(:item, borrow_policy:)
+    loan = build(:loan, item:)
 
-    refute loan.member_renewable?
+    assert_not loan.member_renewable?
   end
 
   test "is not member_renewable if loan has end date" do
     borrow_policy = create(:member_renewable_borrow_policy)
-    item = create(:item, borrow_policy: borrow_policy)
-    loan = create(:loan, item: item, created_at: Time.current, ended_at: Time.current)
+    item = create(:item, borrow_policy:)
+    loan = create(:loan, item:, created_at: Time.current, ended_at: Time.current)
 
-    refute loan.member_renewable?
+    assert_not loan.member_renewable?
   end
 
   test "is member_renewal_requestable without a renewable borrow policy" do
     borrow_policy = create(:borrow_policy, member_renewable: false)
-    item = create(:item, borrow_policy: borrow_policy)
-    loan = create(:loan, item: item)
+    item = create(:item, borrow_policy:)
+    loan = create(:loan, item:)
 
     assert loan.member_renewal_requestable?
   end
 
   test "is not member_renewal_requestable if there are active holds" do
     borrow_policy = create(:borrow_policy, member_renewable: false)
-    item = create(:item, borrow_policy: borrow_policy)
-    loan = create(:loan, item: item)
-    create(:hold, item: item, member: loan.member, ended_at: nil)
+    item = create(:item, borrow_policy:)
+    loan = create(:loan, item:)
+    create(:hold, item:, member: loan.member, ended_at: nil)
     item.reload
     loan.reload
 
-    refute loan.member_renewal_requestable?
+    assert_not loan.member_renewal_requestable?
   end
 
   test "is not member_renewal_requestable if there are pending or rejected requests" do
     borrow_policy = create(:borrow_policy, member_renewable: false)
-    item = create(:item, borrow_policy: borrow_policy)
-    loan = create(:loan, item: item)
-    create(:renewal_request, loan: loan, status: RenewalRequest.statuses[:rejected])
+    item = create(:item, borrow_policy:)
+    loan = create(:loan, item:)
+    create(:renewal_request, loan:, status: RenewalRequest.statuses[:rejected])
     loan.reload
 
-    refute loan.member_renewal_requestable?
+    assert_not loan.member_renewal_requestable?
   end
 
   test "is member_renewal_requestable until the end of the day a loan expires" do
     loan_ends = Date.new(2021, 0o5, 27, 4).to_time
     borrow_policy = create(:borrow_policy, member_renewable: false)
-    item = create(:item, borrow_policy: borrow_policy)
-    loan = create(:loan, item: item, due_at: loan_ends)
+    item = create(:item, borrow_policy:)
+    loan = create(:loan, item:, due_at: loan_ends)
 
     travel_to loan_ends + 1.minute do
       assert loan.member_renewal_requestable?
diff --git a/test/models/member_test.rb b/test/models/member_test.rb
index 6e808da46..a21b4bb64 100644
--- a/test/models/member_test.rb
+++ b/test/models/member_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 class MemberTest < ActiveSupport::TestCase
@@ -58,8 +60,8 @@ class MemberTest < ActiveSupport::TestCase
       assert member.valid?
 
       member.postal_code = "90210"
-      refute library.allows_postal_code? "90210"
-      refute member.valid?
+      assert_not library.allows_postal_code? "90210"
+      assert_not member.valid?
       assert member.errors.messages.include?(:postal_code)
       error_message = "must be one of: 60707, 60827, 606xx"
       assert member.errors.messages[:postal_code].include?(error_message)
@@ -75,7 +77,7 @@ class MemberTest < ActiveSupport::TestCase
 
   test "member with a user has a default role of 'member'" do
     user = User.new
-    member = Member.new(user: user)
+    member = Member.new(user:)
 
     assert_equal [:member], member.roles
     assert member.member?
@@ -83,7 +85,7 @@ class MemberTest < ActiveSupport::TestCase
 
   test "a 'staff' member has the role 'staff' and 'member'" do
     user = User.new(role: "staff")
-    member = Member.new(user: user)
+    member = Member.new(user:)
 
     assert_equal [:member, :staff], member.roles
     assert member.staff?
@@ -91,7 +93,7 @@ class MemberTest < ActiveSupport::TestCase
 
   test "an 'admin' member has the role 'admin', 'staff', and 'member'" do
     user = User.new(role: "admin")
-    member = Member.new(user: user)
+    member = Member.new(user:)
 
     assert_equal [:member, :staff, :admin], member.roles
     assert member.admin?
@@ -99,21 +101,21 @@ class MemberTest < ActiveSupport::TestCase
 
   test "can find its upcoming appointment of a hold" do
     member = create(:member)
-    hold = create(:hold, member: member)
+    hold = create(:hold, member:)
 
     assert_nil member.upcoming_appointment_of(hold), "it should return nil if there is no appointment found"
 
-    appointment = create(:appointment, member: member, starts_at: Time.now + 1.day, ends_at: Time.now + 1.day + 2.hours, holds: [hold])
+    appointment = create(:appointment, member:, starts_at: Time.now + 1.day, ends_at: Time.now + 1.day + 2.hours, holds: [hold])
     assert_equal appointment, member.upcoming_appointment_of(hold)
   end
 
   test "can find its upcoming appointment of a loan" do
     member = create(:member)
-    loan = create(:loan, member: member)
+    loan = create(:loan, member:)
 
     assert_nil member.upcoming_appointment_of(loan), "it should return nil if there is no appointment found"
 
-    appointment = create(:appointment, member: member, starts_at: Time.now + 1.day, ends_at: Time.now + 1.day + 2.hours, loans: [loan])
+    appointment = create(:appointment, member:, starts_at: Time.now + 1.day, ends_at: Time.now + 1.day + 2.hours, loans: [loan])
     assert_equal appointment, member.upcoming_appointment_of(loan)
   end
 
@@ -133,7 +135,7 @@ class MemberTest < ActiveSupport::TestCase
     create(:member, email: "test@notunique.obv")
     dupe = build(:member, email: "test@notunique.obv")
 
-    refute dupe.valid?
+    assert_not dupe.valid?
     assert dupe.errors.messages.include?(:email)
   end
 
@@ -159,15 +161,15 @@ class MemberTest < ActiveSupport::TestCase
 
   test "last_membership finds the only membership" do
     member = create(:member)
-    membership = create(:membership, member: member)
+    membership = create(:membership, member:)
 
     assert_equal membership, member.last_membership
   end
 
   test "last_membership finds the last membership" do
     member = create(:member)
-    create(:membership, member: member, created_at: 14.months.ago, started_at: 13.months.ago, ended_at: 1.month.ago)
-    newer_membership = create(:membership, member: member, created_at: 1.month.ago, started_at: 1.month.ago, ended_at: 11.months.since)
+    create(:membership, member:, created_at: 14.months.ago, started_at: 13.months.ago, ended_at: 1.month.ago)
+    newer_membership = create(:membership, member:, created_at: 1.month.ago, started_at: 1.month.ago, ended_at: 11.months.since)
 
     assert_equal newer_membership, member.last_membership
   end
diff --git a/test/models/membership_test.rb b/test/models/membership_test.rb
index 67e90c3f6..bd2c1a5a0 100644
--- a/test/models/membership_test.rb
+++ b/test/models/membership_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 class MembershipTest < ActiveSupport::TestCase
@@ -7,7 +9,7 @@ class MembershipTest < ActiveSupport::TestCase
 
     membership = assert_difference("Membership.count", 1) {
       assert_difference("Adjustment.count", 0) {
-        Membership.create_for_member(member, now: now, start_membership: true)
+        Membership.create_for_member(member, now:, start_membership: true)
       }
     }
 
@@ -22,7 +24,7 @@ class MembershipTest < ActiveSupport::TestCase
 
     membership = assert_difference("Membership.count", 1) {
       assert_difference("Adjustment.count", 0) {
-        Membership.create_for_member(member, now: now)
+        Membership.create_for_member(member, now:)
       }
     }
 
@@ -38,7 +40,7 @@ class MembershipTest < ActiveSupport::TestCase
 
     membership = assert_difference("Membership.count", 1) {
       assert_difference("Adjustment.count", 2) {
-        Membership.create_for_member(member, now: now, amount: amount, source: "cash", start_membership: true)
+        Membership.create_for_member(member, now:, amount:, source: "cash", start_membership: true)
       }
     }
 
@@ -65,7 +67,7 @@ class MembershipTest < ActiveSupport::TestCase
 
     membership = assert_difference("Membership.count", 1) {
       assert_difference("Adjustment.count", 2) {
-        Membership.create_for_member(member, now: now, amount: amount, source: "cash")
+        Membership.create_for_member(member, now:, amount:, source: "cash")
       }
     }
 
@@ -92,7 +94,7 @@ class MembershipTest < ActiveSupport::TestCase
 
     membership = assert_difference("Membership.count", 1) {
       assert_difference("Adjustment.count", 2) {
-        Membership.create_for_member(member, now: now, amount: amount, start_membership: true, source: "square", square_transaction_id: "sq_abcd")
+        Membership.create_for_member(member, now:, amount:, start_membership: true, source: "square", square_transaction_id: "sq_abcd")
       }
     }
 
@@ -121,7 +123,7 @@ class MembershipTest < ActiveSupport::TestCase
 
     membership = assert_difference("Membership.count", 1) {
       assert_difference("Adjustment.count", 2) {
-        Membership.create_for_member(member, now: now, amount: amount, source: "square", square_transaction_id: "sq_abcd")
+        Membership.create_for_member(member, now:, amount:, source: "square", square_transaction_id: "sq_abcd")
       }
     }
 
@@ -154,25 +156,25 @@ class MembershipTest < ActiveSupport::TestCase
 
   test "prevents a member from having an overlapping later membership" do
     member = create(:member)
-    membership = create(:membership, member: member)
+    membership = create(:membership, member:)
 
-    later_membership = build(:membership, member: member, started_at: membership.ended_at)
-    refute later_membership.valid?
+    later_membership = build(:membership, member:, started_at: membership.ended_at)
+    assert_not later_membership.valid?
     assert_equal ["can't overlap with another membership"], later_membership.errors[:base]
   end
 
   test "prevents a member from having an overlapping earlier membership" do
     member = create(:member)
-    membership = create(:membership, member: member)
+    membership = create(:membership, member:)
 
-    earlier_membership = build(:membership, member: member, ended_at: membership.started_at)
-    refute earlier_membership.valid?
+    earlier_membership = build(:membership, member:, ended_at: membership.started_at)
+    assert_not earlier_membership.valid?
     assert_equal ["can't overlap with another membership"], earlier_membership.errors[:base]
   end
 
   test "allows different members to have overlapping memberships" do
     member = create(:member)
-    membership = create(:membership, member: member)
+    membership = create(:membership, member:)
 
     member2 = create(:member)
     create(:membership, member: member2, started_at: membership.started_at)
diff --git a/test/models/monthly_adjustment_test.rb b/test/models/monthly_adjustment_test.rb
index 8113c2005..60795bb49 100644
--- a/test/models/monthly_adjustment_test.rb
+++ b/test/models/monthly_adjustment_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 class MonthlyAdjustmentTest < ActiveSupport::TestCase
diff --git a/test/models/note_test.rb b/test/models/note_test.rb
index a7cec162e..58a34785d 100644
--- a/test/models/note_test.rb
+++ b/test/models/note_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 class NoteTest < ActiveSupport::TestCase
diff --git a/test/models/notification_test.rb b/test/models/notification_test.rb
index e1daba239..f5dc38904 100644
--- a/test/models/notification_test.rb
+++ b/test/models/notification_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 class NotificationTest < ActiveSupport::TestCase
diff --git a/test/models/renewal_request_test.rb b/test/models/renewal_request_test.rb
index ed293ed92..f8a6c3f97 100644
--- a/test/models/renewal_request_test.rb
+++ b/test/models/renewal_request_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 class RenewalRequestTest < ActiveSupport::TestCase
diff --git a/test/models/reservation_test.rb b/test/models/reservation_test.rb
index e46d15c54..04b1418f4 100644
--- a/test/models/reservation_test.rb
+++ b/test/models/reservation_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 class HoldTest < ActiveSupport::TestCase
diff --git a/test/models/short_link_test.rb b/test/models/short_link_test.rb
index 9c4167e77..94a3a04a8 100644
--- a/test/models/short_link_test.rb
+++ b/test/models/short_link_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 class ShortLinkTest < ActiveSupport::TestCase
@@ -16,7 +18,7 @@ def link.unique_slug?(slug)
   test "generates a unique slug when created" do
     link = ShortLink.create!(url: "http://example.com")
 
-    refute_nil link.slug
+    assert_not_nil link.slug
     assert_size 6, link.slug
   end
 
@@ -41,20 +43,20 @@ def link.unique_slug?(slug)
 
   test "requires url" do
     link = ShortLink.new
-    refute link.valid?
+    assert_not link.valid?
     assert_size 1, link.errors[:url]
   end
 
   test "requires valid url" do
     link = ShortLink.new(url: "notAvalidURL")
-    refute link.valid?
+    assert_not link.valid?
     assert_size 1, link.errors[:url]
   end
 
   test "requires unique url" do
     link = create(:short_link)
     dupe_link = ShortLink.new(url: link.url)
-    refute dupe_link.valid?
+    assert_not dupe_link.valid?
     assert_size 1, dupe_link.errors[:url]
   end
 
diff --git a/test/models/ticket_test.rb b/test/models/ticket_test.rb
index 307fc7eaf..d377e67e9 100644
--- a/test/models/ticket_test.rb
+++ b/test/models/ticket_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 class TicketTest < ActiveSupport::TestCase
diff --git a/test/models/user_test.rb b/test/models/user_test.rb
index 5c07f4900..e153b8395 100644
--- a/test/models/user_test.rb
+++ b/test/models/user_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 class UserTest < ActiveSupport::TestCase
diff --git a/test/nulls/null_borrow_policy_test.rb b/test/nulls/null_borrow_policy_test.rb
index 8c0d148ea..e1d578a72 100644
--- a/test/nulls/null_borrow_policy_test.rb
+++ b/test/nulls/null_borrow_policy_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 class NullBorrowPolicyTest < ActiveSupport::TestCase
diff --git a/test/nulls/null_item_test.rb b/test/nulls/null_item_test.rb
index 3a1113403..d9d6767e7 100644
--- a/test/nulls/null_item_test.rb
+++ b/test/nulls/null_item_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "test_helper"
 
 class NullItemTest < ActiveSupport::TestCase
diff --git a/test/system/admin/appointments_test.rb b/test/system/admin/appointments_test.rb
index 1e313879a..35dc9cda9 100644
--- a/test/system/admin/appointments_test.rb
+++ b/test/system/admin/appointments_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "application_system_test_case"
 
 module Admin
diff --git a/test/system/admin/borrow_policies_test.rb b/test/system/admin/borrow_policies_test.rb
index ae42c1c44..b22e53914 100644
--- a/test/system/admin/borrow_policies_test.rb
+++ b/test/system/admin/borrow_policies_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "application_system_test_case"
 
 class BorrowPoliciesTest < ApplicationSystemTestCase
diff --git a/test/system/admin/categories_test.rb b/test/system/admin/categories_test.rb
index 201d7173a..4b3c2ba34 100644
--- a/test/system/admin/categories_test.rb
+++ b/test/system/admin/categories_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "application_system_test_case"
 
 class CategoriesTest < ApplicationSystemTestCase
diff --git a/test/system/admin/check_in_check_out_test.rb b/test/system/admin/check_in_check_out_test.rb
index 7cd483a74..8df6884de 100644
--- a/test/system/admin/check_in_check_out_test.rb
+++ b/test/system/admin/check_in_check_out_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "application_system_test_case"
 
 class CheckInCheckOutTest < ApplicationSystemTestCase
@@ -197,7 +199,7 @@ def setup
     Time.use_zone "America/Chicago" do
       sunday = Time.new(2020, 1, 26).end_of_day
       borrow_policy = create(:borrow_policy, renewal_limit: 0)
-      @item = create(:item, borrow_policy: borrow_policy)
+      @item = create(:item, borrow_policy:)
       @member = create(:verified_member_with_membership)
       create(:loan, item: @item, member: @member, due_at: sunday, created_at: sunday - 7.days)
 
diff --git a/test/system/admin/consumables_test.rb b/test/system/admin/consumables_test.rb
index 4a561c47a..809d9b205 100644
--- a/test/system/admin/consumables_test.rb
+++ b/test/system/admin/consumables_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "application_system_test_case"
 
 class ConsumablesTest < ApplicationSystemTestCase
diff --git a/test/system/admin/gift_memberships_test.rb b/test/system/admin/gift_memberships_test.rb
index a4de154f4..b836bf313 100644
--- a/test/system/admin/gift_memberships_test.rb
+++ b/test/system/admin/gift_memberships_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "application_system_test_case"
 
 class GiftMembershipsTest < ApplicationSystemTestCase
diff --git a/test/system/admin/holds_test.rb b/test/system/admin/holds_test.rb
index 404e34cfb..602f099ad 100644
--- a/test/system/admin/holds_test.rb
+++ b/test/system/admin/holds_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "application_system_test_case"
 
 class HoldsTest < ApplicationSystemTestCase
diff --git a/test/system/admin/item_attachments_test.rb b/test/system/admin/item_attachments_test.rb
index 28d6f951e..a4b12ffe5 100644
--- a/test/system/admin/item_attachments_test.rb
+++ b/test/system/admin/item_attachments_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "application_system_test_case"
 
 class ItemAttachmentsTest < ApplicationSystemTestCase
diff --git a/test/system/admin/items_test.rb b/test/system/admin/items_test.rb
index 8de1d0618..1a64db236 100644
--- a/test/system/admin/items_test.rb
+++ b/test/system/admin/items_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "application_system_test_case"
 
 class ItemsTest < ApplicationSystemTestCase
diff --git a/test/system/admin/manage_features_test.rb b/test/system/admin/manage_features_test.rb
index 5505d596f..b20c12bfd 100644
--- a/test/system/admin/manage_features_test.rb
+++ b/test/system/admin/manage_features_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "application_system_test_case"
 
 class ManageFeaturesTest < ApplicationSystemTestCase
diff --git a/test/system/admin/member_payment_test.rb b/test/system/admin/member_payment_test.rb
index d7e4b1b32..420d38dce 100644
--- a/test/system/admin/member_payment_test.rb
+++ b/test/system/admin/member_payment_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "application_system_test_case"
 
 class MemberPaymentTest < ApplicationSystemTestCase
diff --git a/test/system/admin/member_verification_test.rb b/test/system/admin/member_verification_test.rb
index 7f74aa3eb..b3dc5e21f 100644
--- a/test/system/admin/member_verification_test.rb
+++ b/test/system/admin/member_verification_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "application_system_test_case"
 
 class MemberVerificationTest < ApplicationSystemTestCase
diff --git a/test/system/admin/members_test.rb b/test/system/admin/members_test.rb
index e0fe60d77..6ea8e2454 100644
--- a/test/system/admin/members_test.rb
+++ b/test/system/admin/members_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "application_system_test_case"
 
 class Admin::MembersTest < ApplicationSystemTestCase
diff --git a/test/system/admin/memberships_test.rb b/test/system/admin/memberships_test.rb
index fdd9781c9..d6dcd3845 100644
--- a/test/system/admin/memberships_test.rb
+++ b/test/system/admin/memberships_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "application_system_test_case"
 
 class MembershipsTest < ApplicationSystemTestCase
@@ -126,7 +128,7 @@ def setup
     assert_content "Membership created"
 
     @member.reload
-    refute_equal @member.last_membership, @membership
+    assert_not_equal @member.last_membership, @membership
 
     within ".account" do
       assert_date_displayed(@member.last_membership.ended_at)
@@ -157,6 +159,6 @@ def setup
 
 def membership_row_containing(text)
   within "table.memberships" do
-    find(:tr, text: text)
+    find(:tr, text:)
   end
 end
diff --git a/test/system/admin/notes_test.rb b/test/system/admin/notes_test.rb
index 2c0bb67e7..6f5ccc023 100644
--- a/test/system/admin/notes_test.rb
+++ b/test/system/admin/notes_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "application_system_test_case"
 
 class NotesTest < ApplicationSystemTestCase
diff --git a/test/system/admin/renewal_requests_test.rb b/test/system/admin/renewal_requests_test.rb
index 04f8a2a64..1f2bb78ba 100644
--- a/test/system/admin/renewal_requests_test.rb
+++ b/test/system/admin/renewal_requests_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "application_system_test_case"
 
 class AdminRenewalRequestsTest < ApplicationSystemTestCase
diff --git a/test/system/admin/reports/monthly_activities_test.rb b/test/system/admin/reports/monthly_activities_test.rb
index cfab97a88..25ff3318e 100644
--- a/test/system/admin/reports/monthly_activities_test.rb
+++ b/test/system/admin/reports/monthly_activities_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "application_system_test_case"
 
 module Admin
diff --git a/test/system/admin/users_test.rb b/test/system/admin/users_test.rb
index 045ff5088..f92a2d496 100644
--- a/test/system/admin/users_test.rb
+++ b/test/system/admin/users_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "application_system_test_case"
 
 class UsersTest < ApplicationSystemTestCase
diff --git a/test/system/appointments_test.rb b/test/system/appointments_test.rb
index 28a657086..cabedb7a7 100644
--- a/test/system/appointments_test.rb
+++ b/test/system/appointments_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "application_system_test_case"
 
 class AppointmentsTest < ApplicationSystemTestCase
@@ -8,7 +10,7 @@ def check_list_item_with_name(item_name)
   end
 
   def list_item_containing(text)
-    find("li", text: text)
+    find("li", text:)
   end
 
   def select_first_available_date
diff --git a/test/system/holds_test.rb b/test/system/holds_test.rb
index 846c75f8f..0c75126a2 100644
--- a/test/system/holds_test.rb
+++ b/test/system/holds_test.rb
@@ -1,8 +1,10 @@
+# frozen_string_literal: true
+
 require "application_system_test_case"
 
 class HoldsTest < ApplicationSystemTestCase
   def list_item_containing(text)
-    find("li", text: text)
+    find("li", text:)
   end
 
   setup do
diff --git a/test/system/item_filtering_test.rb b/test/system/item_filtering_test.rb
index 177fe36c5..7915910c0 100644
--- a/test/system/item_filtering_test.rb
+++ b/test/system/item_filtering_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "application_system_test_case"
 
 class ItemFilteringTest < ApplicationSystemTestCase
diff --git a/test/system/member_checked_out_items_test.rb b/test/system/member_checked_out_items_test.rb
index 202773b29..30e07d74c 100644
--- a/test/system/member_checked_out_items_test.rb
+++ b/test/system/member_checked_out_items_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "application_system_test_case"
 
 class MemberCheckedOutItemsTest < ApplicationSystemTestCase
diff --git a/test/system/member_profile_test.rb b/test/system/member_profile_test.rb
index c99cb96a3..58bce2a7d 100644
--- a/test/system/member_profile_test.rb
+++ b/test/system/member_profile_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "application_system_test_case"
 
 class MemberProfileTest < ApplicationSystemTestCase
diff --git a/test/system/membership_renewal_test.rb b/test/system/membership_renewal_test.rb
index fcc8a8664..0f73a0cac 100644
--- a/test/system/membership_renewal_test.rb
+++ b/test/system/membership_renewal_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "application_system_test_case"
 
 class MembershipRenewalTest < ApplicationSystemTestCase
@@ -69,7 +71,7 @@ def complete_square_checkout
     assert_emails 1
     assert_delivered_email(to: @member.email) do |html, text|
       assert_includes html, "Thank you for renewing"
-      refute_includes html, "Your payment of"
+      assert_not_includes html, "Your payment of"
     end
   end
 
@@ -167,7 +169,7 @@ def complete_square_checkout
     assert_emails 1
     assert_delivered_email(to: @member.email) do |html, text|
       assert_includes html, "Thank you for renewing"
-      refute_includes html, "Your payment"
+      assert_not_includes html, "Your payment"
     end
 
     assert_equal 0, @member.adjustments.count
diff --git a/test/system/multitenancy_test.rb b/test/system/multitenancy_test.rb
index 1ecdf9f48..42e54e817 100644
--- a/test/system/multitenancy_test.rb
+++ b/test/system/multitenancy_test.rb
@@ -1,9 +1,11 @@
+# frozen_string_literal: true
+
 require "application_system_test_case"
 
 class MultitenancyTest < ApplicationSystemTestCase
   test "login to library" do
     member = create(:member, full_name: "Reggie Brower")
-    user = create(:user, member: member)
+    user = create(:user, member:)
 
     visit user_session_url
 
diff --git a/test/system/pronoun_selection_test.rb b/test/system/pronoun_selection_test.rb
index 20ddd679a..800387ce5 100644
--- a/test/system/pronoun_selection_test.rb
+++ b/test/system/pronoun_selection_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "application_system_test_case"
 
 class PronounSelectionTest < ApplicationSystemTestCase
diff --git a/test/system/user_signup_test.rb b/test/system/user_signup_test.rb
index d531f69b3..2b158ba93 100644
--- a/test/system/user_signup_test.rb
+++ b/test/system/user_signup_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "application_system_test_case"
 
 class UserSignupTest < ApplicationSystemTestCase
@@ -52,7 +54,7 @@ def complete_first_three_steps
     assert_emails 1
     assert_delivered_email(to: "nkjemisin@test.com") do |html, text|
       assert_includes html, "Thank you for signing up"
-      refute_includes html, "Your payment of"
+      assert_not_includes html, "Your payment of"
     end
   end
 
@@ -143,7 +145,7 @@ def complete_first_three_steps
     assert_emails 1
     assert_delivered_email(to: "nkjemisin@test.com") do |html, text|
       assert_includes html, "Thank you for signing up"
-      refute_includes html, "Your payment"
+      assert_not_includes html, "Your payment"
     end
 
     assert_equal 0, Member.last.adjustments.count
diff --git a/test/system/volunteer/shifts_test.rb b/test/system/volunteer/shifts_test.rb
index ce1465739..d9b59fb2b 100644
--- a/test/system/volunteer/shifts_test.rb
+++ b/test/system/volunteer/shifts_test.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 require "application_system_test_case"
 
 module Volunteer
diff --git a/test/test_helper.rb b/test/test_helper.rb
index df93341b9..b00e2acb8 100644
--- a/test/test_helper.rb
+++ b/test/test_helper.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
 ENV["RAILS_ENV"] ||= "test"
 require_relative "../config/environment"
 require "rails/test_help"