Add GitHub Actions task to generate the docs

.github/workflows/deploy.yml

@@ -0,0 +1,30 @@
+name: Generate static site
+
+on:
+  workflow_dispatch:
+  push:
+    branches:
+      - main
+  # schedule:
+  #   - cron: '0 8 * * *'
+
+jobs:
+  update:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      - name: Set up Python
+        uses: actions/setup-python@v4
+        with:
+          python-version: '3.x'
+      - name: Remove docs folder (temporary)
+        run: rm -rf docs
+      - name: Generate docs
+        run: python -u generate_docs.py
+      - name: Deploy
+        uses: peaceiris/actions-gh-pages@v3
+        with:
+          github_token: ${{ secrets.GITHUB_TOKEN }}
+          publish_dir: ./docs
+          user_name: 'github-actions[bot]'
+          user_email: 'github-actions[bot]@users.noreply.github.com'