feat: CDC/SCD example notebook + CI notebook wiring

.github/workflows/ci.yml

@@ -58,3 +58,29 @@ jobs:
 
       - name: Run tests
         run: uv run pytest tests/ -v --cov=src/clgraph --cov-report=term-missing
+
+  notebooks:
+    name: Example Notebooks
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Set up Python
+        uses: actions/setup-python@v5
+        with:
+          python-version: '3.12'
+
+      - name: Install Graphviz
+        run: sudo apt-get update && sudo apt-get install -y graphviz
+
+      - name: Install uv
+        run: pip install uv
+
+      - name: Install dependencies
+        run: |
+          uv sync
+          uv pip install -e ".[dev]"
+
+      - name: Run example notebooks (skip LLM)
+        run: uv run python run_all_notebooks.py --skip-llm