ci: add GitHub Actions workflow for docs deployment

Author: mikeqfu

.github/workflows/github-pages.yml

@@ -0,0 +1,44 @@
+name: Deploy GitHub Pages
+
+on:
+  push:
+    branches:
+      - master
+      - develop
+  release:
+    types:
+      - published
+
+permissions:
+  contents: read
+  pages: write
+  id-token: write
+
+jobs:
+  build-and-deploy:
+    runs-on: ubuntu-22.04
+    environment: github-pages
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+      - name: Set up Python
+        uses: actions/setup-python@v5
+        with:
+          python-version: '3.12'
+      - name: Install dependencies
+        run: |
+          python -m pip install --upgrade pip
+          pip install -r docs/source/requirements.txt
+      - name: Build documentation
+        run: |
+          cd docs
+          make html
+      - name: Disable Jekyll
+        run: |
+          touch docs/build/html/.nojekyll
+      - name: Upload pages artifact
+        uses: actions/upload-pages-artifact@v3
+        with:
+          path: docs/build/html
+      - name: Deploy to GitHub Pages
+        uses: actions/deploy-pages@v4