Initial version

.editorconfig

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+# Editor configuration options.
+# See: https://spec.editorconfig.org/
+root = true
+
+[*]
+charset = utf-8
+end_of_line = lf
+indent_size = 4
+indent_style = space
+insert_final_newline = true
+max_line_length = 80
+trim_trailing_whitespace = true
+
+[.editorconfig]
+max_line_length = off
+
+[Makefile]
+indent_style = tab
+
+[{*.py,*.pyi}]
+max_line_length = 88
+
+[{*.bash,*.sh,*.zsh}]
+indent_size = 2
+tab_width = 2
+
+[{*.har,*.json,*.json5}]
+indent_size = 2
+max_line_length = off
+
+[{*.markdown,*.md,*.rst}]
+max_line_length = off
+ij_visual_guides = none
+
+[{*.toml,Cargo.lock,Cargo.toml.orig,Gopkg.lock,Pipfile,poetry.lock}]
+max_line_length = off
+
+[{*.ini, *.cfg}]
+max_line_length = off
+
+[{*.yaml,*.yml}]
+indent_size = 2
+max_line_length = off

.github/PULL_REQUEST_TEMPLATE.md

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+- [ ] Have you followed the guidelines for contributing?
+- [ ] Have you signed the [CLA](http://www.ubuntu.com/legal/contributors/)?
+- [ ] Have you successfully run `tox`?
+
+-----

.github/release-drafter.yml

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+categories:
+  - title: "New Features"
+    labels:
+      - "enhancement"
+  - title: "Maintenance"
+    labels:
+      - "maintenance"
+  - title: "Bug Fixes"
+    labels:
+      - "bug"
+
+change-template: '- $TITLE @$AUTHOR (#$NUMBER)'
+template: |
+  Special thanks to the contributors that made this release happen: $CONTRIBUTORS
+
+  ## Full list of changes
+
+  $CHANGES

.github/renovate.json5

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+{
+  // Configuration file for RenovateBot: https://docs.renovatebot.com/configuration-options
+  extends: ["config:base"],
+  labels: ["dependencies"],  // For convenient searching in GitHub
+  pip_requirements: {
+    fileMatch: ["^tox.ini$", "(^|/)requirements([\\w-]*)\\.txt$"]
+  },
+   packageRules: [
+    {
+      // Automerge patches, pin changes and digest changes.
+      // Also groups these changes together.
+      groupName: "bugfixes",
+      excludePackagePrefixes: ["dev", "lint", "types"],
+      matchUpdateTypes: ["patch", "pin", "digest"],
+      prPriority: 3, // Patches should go first!
+      automerge: true
+    },
+    {
+      // Update all internal packages in one higher-priority PR
+      groupName: "internal packages",
+      matchPackagePrefixes: ["craft-", "snap-"],
+      matchLanguages: ["python"],
+      prPriority: 2
+    },
+    {
+      // GitHub Actions are higher priority to update than most dependencies.
+      groupName: "GitHub Actions",
+      matchManagers: ["github-actions"],
+      prPriority: 1,
+      automerge: true,
+    },
+    // Everything not in one of these rules gets priority 0 and falls here.
+    {
+      // Minor changes can be grouped and automerged for dev dependencies, but are also deprioritised.
+      groupName: "development dependencies (non-major)",
+      groupSlug: "dev-dependencies",
+      matchPackagePrefixes: [
+        "dev",
+        "lint",
+        "types"
+      ],
+      excludePackagePatterns: ["ruff"],
+      matchUpdateTypes: ["minor", "patch", "pin", "digest"],
+      prPriority: -1,
+      automerge: true
+    },
+    {
+      // Documentation related updates
+      groupName: "documentation dependencies",
+      groupSlug: "doc-dependencies",
+      matchPackageNames: ["Sphinx"],
+      matchPackagePatterns: ["^[Ss]phinx.*$", "^furo$"],
+      matchPackagePrefixes: ["docs"],
+    },
+    {
+      // Other major dependencies get deprioritised below minor dev dependencies.
+      matchUpdateTypes: ["major"],
+      prPriority: -2
+    },
+    {
+      // Major dev dependencies are stone last, but grouped.
+      groupName: "development dependencies (major versions)",
+      groupSlug: "dev-dependencies",
+      matchDepTypes: ["devDependencies"],
+      matchUpdateTypes: ["major"],
+      prPriority: -3
+    },
+    {
+      // Ruff is still unstable, so update it separately.
+      groupName: "ruff",
+      matchPackagePatterns: ["^(lint/)?ruff$"],
+      prPriority: -3
+    }
+  ],
+  regexManagers: [
+    {
+      // tox.ini can get updates too if we specify for each package.
+      fileMatch: ["tox.ini"],
+      depTypeTemplate: "devDependencies",
+      matchStrings: [
+        "# renovate: datasource=(?<datasource>\\S+)\n\\s+(?<depName>.*?)(\\[[\\w]*\\])*[=><]=?(?<currentValue>.*?)\n"
+      ]
+    },
+    {
+      // .pre-commit-config.yaml version updates
+      fileMatch: [".pre-commit-config.yaml"],
+      depTypeTemplate: "devDependencies",
+      matchStrings: [
+        "# renovate: datasource=(?<datasource>\\S+);\\s*depName=(?<depName>.*?)\n\s+rev: \"v?(?<currentValue>.*?)\""
+      ]
+    }
+  ],
+  timezone: "Etc/UTC",
+  automergeSchedule: "every weekend",
+  schedule: "every weekend",
+  prConcurrentLimit: 2, // No more than 2 open PRs at a time.
+  prCreation: "not-pending", // Wait until status checks have completed before raising the PR
+  prNotPendingHours: 4, // ...unless the status checks have been running for 4+ hours.
+  prHourlyLimit: 1, // No more than 1 PR per hour.
+  stabilityDays: 2 // Wait 2 days from release before updating.
+}

.github/workflows/release-drafter.yaml

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+name: Release Drafter
+
+on:
+  push:
+    # branches to consider in the event; optional, defaults to all
+    branches:
+      - main
+
+jobs:
+  update_release_draft:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Release Drafter
+        uses: release-drafter/[email protected]
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

.github/workflows/tests.yaml

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+name: Tests, linting, etc.
+on:
+  push:
+    branches:
+      - "main"
+      - "feature/*"
+      - "hotfix/*"
+      - "release/*"
+  pull_request:
+
+jobs:
+  linters:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v3
+        with:
+          fetch-depth: 0
+      - name: Setup Python
+        uses: actions/setup-python@v4
+        with:
+          python-version: '3.10'
+          cache: 'pip'
+      - name: Configure environment
+        run: |
+          echo "::group::Begin snap install"
+          echo "Installing snaps in the background while running apt and pip..."
+          sudo snap install --no-wait --classic pyright
+          sudo snap install --no-wait shellcheck
+          echo "::endgroup::"
+          echo "::group::pip install"
+          python -m pip install tox
+          echo "::endgroup::"
+          echo "::group::Create virtual environments for linting processes."
+          tox run -m lint --notest
+          echo "::endgroup::"
+          echo "::group::Wait for snap to complete"
+          snap watch --last=install
+          echo "::endgroup::"
+      - name: Run Linters
+        run: tox run --skip-pkg-install --no-list-dependencies -m lint
+  tests:
+    strategy:
+      matrix:
+        platform: [ubuntu-20.04, ubuntu-22.04]
+    runs-on: ${{ matrix.platform }}
+    steps:
+      - uses: actions/checkout@v3
+        with:
+          fetch-depth: 0
+      - name: Set up Python versions on ${{ matrix.platform }}
+        uses: actions/setup-python@v4
+        with:
+          python-version: |
+            3.8
+            3.9
+            3.10
+            3.11
+            3.12-dev
+          cache: 'pip'
+      - name: Configure environment
+        run: |
+          echo "::group::pip install"
+          python -m pip install tox
+          echo "::endgroup::"
+          mkdir -p results
+      - name: Setup Tox environments
+        run: tox run -m tests --notest
+      - name: Test with tox
+        run: .tox/.tox/bin/tox run --skip-pkg-install --no-list-dependencies --result-json results/tox-${{ matrix.platform }}.json -m tests
+        env:
+          PYTEST_ADDOPTS: "--no-header -vv -rN"
+      - name: Upload code coverage
+        uses: codecov/codecov-action@v3
+        with:
+          directory: ./results/
+          files: coverage*.xml
+      - name: Upload test results
+        if: success() || failure()
+        uses: actions/upload-artifact@v3
+        with:
+          name: test-results-${{ matrix.platform }}
+          path: results/