👷 ci: Add GitHub Actions workflow for tests, formatting, and linting

.github/workflows/ci.yml

@@ -0,0 +1,108 @@
+name: CI
+
+on:
+  push:
+  pull_request:
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
+jobs:
+  test:
+    name: Test (Python ${{ matrix.python-version }})
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        python-version: ["3.10", "3.11"]
+    steps:
+      - uses: actions/checkout@v6
+
+      - name: Set up Python ${{ matrix.python-version }}
+        uses: actions/setup-python@v6
+        with:
+          python-version: ${{ matrix.python-version }}
+          cache: pip
+
+      - name: Get site-packages path
+        id: site-packages
+        run: echo "path=$(python -c 'import site; print(site.getsitepackages()[0])')" >> "$GITHUB_OUTPUT"
+
+      - name: Cache installed packages
+        uses: actions/cache@v5
+        with:
+          path: ${{ steps.site-packages.outputs.path }}
+          key: ${{ runner.os }}-py${{ matrix.python-version }}-pip-${{ hashFiles('requirements.txt', 'requirements-dev.txt') }}
+          restore-keys: |
+            ${{ runner.os }}-py${{ matrix.python-version }}-pip-
+
+      - name: Install system dependencies
+        run: sudo apt-get update && sudo apt-get install -y libkrb5-dev
+
+      - name: Install dependencies
+        run: pip install -r requirements.txt -r requirements-dev.txt
+
+      - name: Run tests
+        run: pytest --cov --cov-report term-missing --cov-report xml tests/
+        env:
+          PYTHONPATH: .
+
+  format:
+    name: Format
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v6
+
+      - name: Set up Python
+        uses: actions/setup-python@v6
+        with:
+          python-version: "3.11"
+          cache: pip
+
+      - name: Get site-packages path
+        id: site-packages
+        run: echo "path=$(python -c 'import site; print(site.getsitepackages()[0])')" >> "$GITHUB_OUTPUT"
+
+      - name: Cache installed packages
+        uses: actions/cache@v5
+        with:
+          path: ${{ steps.site-packages.outputs.path }}
+          key: ${{ runner.os }}-py3.11-fmt-${{ hashFiles('requirements-dev.txt') }}
+          restore-keys: |
+            ${{ runner.os }}-py3.11-fmt-
+
+      - name: Install dependencies
+        run: pip install -r requirements-dev.txt
+
+      - name: Check formatting
+        run: black --diff --check meetings/ tests/
+
+  lint:
+    name: Lint
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v6
+
+      - name: Set up Python
+        uses: actions/setup-python@v6
+        with:
+          python-version: "3.11"
+          cache: pip
+
+      - name: Get site-packages path
+        id: site-packages
+        run: echo "path=$(python -c 'import site; print(site.getsitepackages()[0])')" >> "$GITHUB_OUTPUT"
+
+      - name: Cache installed packages
+        uses: actions/cache@v5
+        with:
+          path: ${{ steps.site-packages.outputs.path }}
+          key: ${{ runner.os }}-py3.11-lint-${{ hashFiles('requirements-dev.txt') }}
+          restore-keys: |
+            ${{ runner.os }}-py3.11-lint-
+
+      - name: Install dependencies
+        run: pip install -r requirements-dev.txt
+
+      - name: Run linter
+        run: ruff check meetings/ tests/