[Workflow] automatic doc deployment

.github/workflows/deploy-docs.yaml

@@ -0,0 +1,29 @@
+name: Deploy MkDocs to GitHub Pages
+
+on:
+  push:
+    branches:
+      - main
+
+permissions:
+  contents: write
+
+jobs:
+  deploy:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+
+      - name: Set up Python
+        uses: actions/setup-python@v4
+        with:
+          python-version: '3.12'
+
+      - name: Install dependencies
+        run: |
+          python -m pip install --upgrade pip
+          pip install -e ".[dev,graph,routing,docs]"
+
+      - name: Deploy MkDocs
+        run: |
+          mkdocs gh-deploy --force