ci: remove auto-format job, add format check to tests

.github/workflows/validate.yml

@@ -4,18 +4,12 @@ on:
   pull_request:
     branches: ["*"]
 
-permissions:
-  contents: write
-
 jobs:
-  format:
+  tests:
     runs-on: ubuntu-latest
 
     steps:
       - uses: actions/checkout@v4
-        with:
-          ref: ${{ github.head_ref }}
-          token: ${{ secrets.GITHUB_TOKEN }}
 
       - name: Install uv
         uses: astral-sh/setup-uv@v4
@@ -30,56 +24,10 @@ jobs:
       - name: Install dependencies
         run: uv sync --extra dev
 
-      - name: Run ruff formatting
-        run: uv run ruff format src/ tests/
-
-      - name: Run ruff linting with auto-fix
-        run: uv run ruff check --fix src/ tests/
-
-      - name: Re-run formatting after auto-fix
-        run: uv run ruff format src/ tests/
-
-      - name: Verify all issues are fixed
+      - name: Check formatting (ruff)
         run: |
-          uv run ruff check src/ tests/
           uv run ruff format --check src/ tests/
-
-      - name: Check for changes
-        id: check_changes
-        run: |
-          if [[ -n "$(git status --porcelain)" ]]; then
-            echo "has_changes=true" >> $GITHUB_OUTPUT
-          else
-            echo "has_changes=false" >> $GITHUB_OUTPUT
-          fi
-
-      - name: Commit and push formatting changes
-        if: steps.check_changes.outputs.has_changes == 'true'
-        run: |
-          git config --local user.email "github-actions[bot]@users.noreply.github.com"
-          git config --local user.name "github-actions[bot]"
-          git add -A
-          git commit -m "style: auto-format code with ruff"
-          git push
-
-  tests:
-    runs-on: ubuntu-latest
-
-    steps:
-      - uses: actions/checkout@v4
-
-      - name: Install uv
-        uses: astral-sh/setup-uv@v4
-        with:
-          version: "latest"
-
-      - name: Set up Python
-        uses: actions/setup-python@v5
-        with:
-          python-version: "3.11"
-
-      - name: Install dependencies
-        run: uv sync --extra dev
+          uv run ruff check src/ tests/
 
       - name: Run tests
         run: uv run pytest tests/ -v