Run black check (#124)

.github/workflows/lint.yml

@@ -8,3 +8,24 @@ jobs:
       - uses: actions/checkout@v4
       - name: Run ruff
         uses: astral-sh/ruff-action@v3
+
+  black:
+    name: Run black check
+    runs-on: ubuntu-latest
+    env:
+      UV_PYTHON_PREFERENCE: only-managed
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Install uv and set the python version
+        uses: astral-sh/setup-uv@v5
+        with:
+          python-version: 3.12
+
+      - name: Install black
+        run: uv pip install black
+
+      - name: Check formatting
+        run: |
+          uv run black --check src
+          uv run black --check tests