🧹 add docs workdflow

.github/workflows/deploy_docs.yml

@@ -0,0 +1,31 @@
+name: Deploy Documentation
+
+on:
+  push:
+    branches:
+      - main # or your default branch
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      - name: Set up Python
+        uses: actions/setup-python@v4
+        with:
+          python-version: "3.x"
+
+      - name: Install dependencies
+        run: |
+          pip install sphinx nbsphinx sphinx-rtd-theme
+
+      - name: Build docs
+        run: |
+          cd docs
+          make html
+
+      - name: Deploy to GitHub Pages
+        uses: peaceiris/actions-gh-pages@v4
+        with:
+          github_token: ${{ secrets.GITHUB_TOKEN }}
+          publish_dir: ./docs/_build/html