github: add workflows to check formatting and typecheck

.github/workflows/check-format.yml

@@ -0,0 +1,29 @@
+name: ruff
+
+on:
+  push:
+    branches: [main]
+  pull_request:
+
+jobs:
+  format:
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Install uv
+        uses: astral-sh/setup-uv@v3
+        with:
+          enable-cache: true
+
+      - name: "Set up Python"
+        uses: actions/setup-python@v5
+        with:
+          python-version-file: ".python-version"
+
+      - name: Install the project
+        run: uv sync --frozen --all-extras --dev
+
+      - name: Run ruff format check
+        run: uv run --frozen ruff check .