ci: use uv and matrix testing

.github/workflows/main.yaml

@@ -9,40 +9,45 @@ on:
       - main
 
 jobs:
-  deploy-and-test:
+  test:
+    name: continuous-integration
     runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        python-version:
+          - "3.10"
+          - "3.11"
+          - "3.12"
+          - "3.13"
+
     steps:
       - name: Checkout code
         uses: actions/checkout@v4
 
-      - name: Set up Python 3.10.16
-        uses: actions/setup-python@v5
+      - name: Install uv and set the python version
+        uses: astral-sh/setup-uv@v5
         with:
-          python-version: 3.10.16
-
-      - name: Setup PDM
-        uses: pdm-project/setup-pdm@v4
-
-      - name: Install PDM dependencies and initialize project repository
-        run: pdm install
+          # Install a specific version of uv.
+          version: "0.5.24"
+          enable-cache: true
+          cache-dependency-glob: "uv.lock"
+          python-version: ${{ matrix.python-version }}
 
-      - name: Activate Virtual Environment
-        run: pdm venv activate
+      - name: Install the project
+        run: uv sync --all-extras --dev
 
-      - name: Install pip and other dependencies
-        run: |
-          python -m pip install --upgrade pip
-          python -m pip install types-beautifulsoup4 types-requests
-          pip install -r requirements.txt
+      - name: Lint code check
+        run: uv run -- ruff check src tests
 
-      - name: Format code
-        run: pdm format
+      - name: Format code check
+        run: uv run -- ruff format --check src tests
 
-      # - name: Lint code
-      #   run: pdm lint
+      - name: Format docs check
+        run: uv run -- mdformat --check docs README.md
 
-      - name: Run Tests
-        run: pdm test
+      - name: Run tests
+        # For example, using `pytest`
+        run: uv run pytest tests
         env:
           GRADESCOPE_CI_STUDENT_EMAIL: ${{ secrets.GRADESCOPE_CI_STUDENT_EMAIL }}
           GRADESCOPE_CI_STUDENT_PASSWORD: ${{ secrets.GRADESCOPE_CI_STUDENT_PASSWORD }}