Upgrade rails to 7.1

.dockerignore

@@ -0,0 +1,38 @@
+# See https://docs.docker.com/engine/reference/builder/#dockerignore-file for more about ignoring files.
+
+# Ignore git directory.
+/.git/
+
+# Ignore bundler config.
+/.bundle
+
+# Ignore environment variables.
+/.env
+
+# Ignore all default key files.
+/config/master.key
+/config/credentials/*.key
+
+# Ignore all logfiles and tempfiles.
+/log/*
+/tmp/*
+!/log/.keep
+!/tmp/.keep
+
+# Ignore pidfiles, but keep the directory.
+/tmp/pids/*
+!/tmp/pids/
+!/tmp/pids/.keep
+
+# Ignore storage (uploaded files in development and any SQLite databases).
+/storage/*
+!/storage/.keep
+/tmp/storage/*
+!/tmp/storage/
+!/tmp/storage/.keep
+
+# Ignore assets.
+/node_modules/
+/app/assets/builds/*
+!/app/assets/builds/.keep
+/public/assets

.gitattributes

@@ -5,3 +5,5 @@ db/schema.rb linguist-generated
 
 # Mark any vendored files as having been vendored.
 vendor/* linguist-vendored
+config/credentials/*.yml.enc diff=rails_credentials
+config/credentials.yml.enc diff=rails_credentials

.gitignore

@@ -7,9 +7,12 @@
 # Ignore bundler config.
 /.bundle
 
-# Ignore the default SQLite database.
-/db/*.sqlite3
-/db/*.sqlite3-*
+# Ignore environment variables.
+/.env
+
+# Ignore all default key files.
+/config/master.key
+/config/credentials/*.key
 
 # Ignore all logfiles and tempfiles.
 /log/*
@@ -22,20 +25,15 @@
 !/tmp/pids/
 !/tmp/pids/.keep
 
-# Ignore uploaded files in development.
+# Ignore storage (uploaded files in development and any SQLite databases).
 /storage/*
 !/storage/.keep
 /tmp/storage/*
 !/tmp/storage/
 !/tmp/storage/.keep
 
-# Assets
-/public/assets
+# Ignore assets.
+/node_modules/
 /app/assets/builds/*
 !/app/assets/builds/.keep
-
-# Ignore master key for decrypting credentials and more.
-/config/master.key
-
-# Ignore environment variables.
-/.env
+/public/assets

Dockerfile

@@ -0,0 +1,62 @@
+# syntax = docker/dockerfile:1
+
+# Make sure RUBY_VERSION matches the Ruby version in .ruby-version and Gemfile
+ARG RUBY_VERSION=3.2.2
+FROM registry.docker.com/library/ruby:$RUBY_VERSION-slim as base
+
+# Rails app lives here
+WORKDIR /rails
+
+# Set production environment
+ENV RAILS_ENV="production" \
+    BUNDLE_DEPLOYMENT="1" \
+    BUNDLE_PATH="/usr/local/bundle" \
+    BUNDLE_WITHOUT="development test"
+
+
+# Throw-away build stage to reduce size of final image
+FROM base as build
+
+# Install packages needed to build gems
+RUN apt-get update -qq && \
+    apt-get install --no-install-recommends -y build-essential git libvips pkg-config
+
+# Install application gems
+COPY Gemfile Gemfile.lock ./
+RUN bundle install && \
+    rm -rf ~/.bundle/ "${BUNDLE_PATH}"/ruby/*/cache "${BUNDLE_PATH}"/ruby/*/bundler/gems/*/.git && \
+    bundle exec bootsnap precompile --gemfile
+
+# Copy application code
+COPY . .
+
+# Precompile bootsnap code for faster boot times
+RUN bundle exec bootsnap precompile app/ lib/
+
+# Precompiling assets for production without requiring secret RAILS_MASTER_KEY
+RUN SECRET_KEY_BASE_DUMMY=1 ./bin/rails assets:precompile
+
+
+# Final stage for app image
+FROM base
+
+# Install packages needed for deployment
+RUN apt-get update -qq && \
+    apt-get install --no-install-recommends -y curl libsqlite3-0 libvips && \
+    rm -rf /var/lib/apt/lists /var/cache/apt/archives
+
+# Copy built artifacts: gems, application
+COPY --from=build /usr/local/bundle /usr/local/bundle
+COPY --from=build /rails /rails
+
+# Run and own only the runtime files as a non-root user for security
+RUN useradd rails --create-home --shell /bin/bash && \
+    chown -R rails:rails db log storage tmp
+USER rails:rails
+
+# Entrypoint prepares the database.
+ENTRYPOINT ["/rails/bin/docker-entrypoint"]
+
+# Start the server by default, this can be overwritten at runtime
+EXPOSE 3000
+CMD ["./bin/rails", "server"]

Gemfile

@@ -1,21 +1,20 @@
 # frozen_string_literal: true
 
 source 'https://rubygems.org'
-git_source(:github) { |repo| "https://github.com/#{repo}.git" }
 
 ruby '3.2.2'
 
-# Bundle edge Rails instead: gem "rails", github: "rails/rails", branch: "main"
-gem 'rails', '~> 7.0.6'
+# Bundle edge Rails instead: gem 'rails', github: 'rails/rails', branch: 'main'
+gem 'rails', '~> 7.1.0'
 
 # The original asset pipeline for Rails [https://github.com/rails/sprockets-rails]
 gem 'sprockets-rails'
 
 # Use sqlite3 as the database for Active Record
-gem 'sqlite3', '~> 1.4'
+gem 'sqlite3'
 
 # Use the Puma web server [https://github.com/puma/puma]
-gem 'puma', '~> 5.0'
+gem 'puma'
 
 # Use JavaScript with ESM import maps [https://github.com/rails/importmap-rails]
 gem 'importmap-rails'
@@ -30,25 +29,22 @@ gem 'stimulus-rails'
 gem 'jbuilder'
 
 # Use Redis adapter to run Action Cable in production
-gem 'redis', '~> 4.0'
+gem 'redis'
 
 # Use Kredis to get higher-level data types in Redis [https://github.com/rails/kredis]
-# gem "kredis"
+# gem 'kredis'
 
 # Use Active Model has_secure_password [https://guides.rubyonrails.org/active_model_basics.html#securepassword]
-# gem "bcrypt", "~> 3.1.7"
+# gem 'bcrypt'
 
 # Windows does not include zoneinfo files, so bundle the tzinfo-data gem
-gem 'tzinfo-data', platforms: %i[mingw mswin x64_mingw jruby]
+gem 'tzinfo-data', platforms: %i[windows jruby]
 
 # Reduces boot times through caching; required in config/boot.rb
 gem 'bootsnap', require: false
 
-# Use Sass to process CSS
-# gem "sassc-rails"
-
 # Use Active Storage variants [https://guides.rubyonrails.org/active_storage_overview.html#transforming-images]
-# gem "image_processing", "~> 1.2"
+# gem 'image_processing'
 
 # Tailwind CSS for style
 gem 'tailwindcss-rails'
@@ -61,7 +57,7 @@ gem 'faraday'
 
 group :development, :test do
   # See https://guides.rubyonrails.org/debugging_rails_applications.html#debugging-with-the-debug-gem
-  gem 'debug', platforms: %i[mri mingw x64_mingw]
+  gem 'debug', platforms: %i[mri windows]
 
   # Environment variables
   gem 'dotenv-rails'
@@ -72,10 +68,10 @@ group :development do
   gem 'web-console'
 
   # Add speed badges [https://github.com/MiniProfiler/rack-mini-profiler]
-  # gem "rack-mini-profiler"
+  # gem 'rack-mini-profiler'
 
   # Speed up commands on slow machines / big apps [https://github.com/rails/spring]
-  # gem "spring"
+  # gem 'spring'
 
   # Linters
   gem 'rubocop', require: false