add workflow to deploy site to GitHub Pages

Author: overheadhunter

.github/workflows/deploy.yml

@@ -0,0 +1,42 @@
+name: Deploy to GitHub Pages
+
+on:
+  push:
+#    branches: ["main"] TODO: Uncomment this line to restrict the action to the main branch
+  workflow_dispatch:
+
+jobs:
+  # BUILD
+  build:
+    name: Build Site
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+      - name: Setup Pages
+        uses: actions/configure-pages@v5
+      - uses: actions/setup-python@v5
+        with:
+          python-version: '3.13' 
+      - run: pip install sphinx sphinx_rtd_theme
+      - run: make html
+      - name: Upload artifact
+        uses: actions/upload-pages-artifact@v3
+        with:
+          path: 'build/html'
+
+  # DEPLOY
+  deploy:
+    name: Deploy to GitHub Pages
+    runs-on: ubuntu-latest
+    needs: [build]
+    permissions: # Grant GITHUB_TOKEN the permissions required to make a Pages deployment
+      pages: write      # to deploy to Pages
+      id-token: write   # to verify the deployment originates from an appropriate source
+    steps:
+      - name: Deploy to GitHub Pages
+        id: deployment
+        uses: actions/deploy-pages@v4 # or specific "vX.X.X" version tag for this action
+    environment: # Deploy to the github-pages environment
+      name: github-pages
+      url: ${{ steps.deployment.outputs.page_url }}