Add GitHub Actions workflow for Sphinx documentation

.github/workflows/sphinx-docs.yml

@@ -0,0 +1,37 @@
+name: Deploy Sphinx Documentation to GitHub Pages
+
+on:
+  push:
+    branches:
+      - main  # Deploy when changes are pushed to the main branch
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout the repository
+        uses: actions/checkout@v3
+
+      - name: Set up Python
+        uses: actions/setup-python@v4
+        with:
+          python-version: 3.x  # Use an appropriate version for your project
+
+      - name: Install dependencies
+        run: |
+          python -m pip install --upgrade pip
+          pip install sphinx sphinx-rtd-theme  # Add other extensions if needed
+        # pip install -r requirements.txt      # Install project dependencies
+
+      - name: Build documentation
+        run: |
+          cd docs
+          make html   # Build the Sphinx documentation
+
+      - name: Deploy to GitHub Pages
+        uses: peaceiris/actions-gh-pages@v4
+        with:
+          github_token: ${{ secrets.GITHUB_TOKEN }}
+          publish_dir: ./docs/_build/html  # Path to the built HTML files
+          destination_dir: ""