Publish documentation with GitHub Pages

.github/workflows/docs-deploy.yml

@@ -0,0 +1,26 @@
+name: Deploy Documentation
+on:
+  push:
+    branches: [master]
+
+jobs:
+  build:
+    name: Build
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v2
+    - uses: actions/setup-python@v2
+
+    - name: Install dependencies
+      run: |
+        pip install nox
+        npm install
+
+    - name: Generate documentation
+      run: nox -s docs
+
+    - name: Upload to GitHub Pages
+      uses: peaceiris/actions-gh-pages@v3
+      with:
+        github_token: ${{ secrets.GITHUB_TOKEN }}
+        publish_dir: ./build/docs/