Add deploy action

.github/workflows/deploy.yml

@@ -0,0 +1,32 @@
+name: Deploy
+
+on:
+  push:
+    branches:
+      - main
+
+jobs:
+  deploy:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        node-version: [16.x]
+    steps:
+    - uses: actions/checkout@v2
+    - name: Use Node.js ${{ matrix.node-version }}
+      uses: actions/setup-node@v2
+      with:
+        node-version: ${{ matrix.node-version }}
+        cache: 'npm'
+    - name: Install Dependencies
+      run: npm ci
+    - name: Build
+      run: npm run build
+    - name: Deploy to gh-pages
+      uses: peaceiris/actions-gh-pages@v3
+      with:
+        github_token: ${{ secrets.GITHUB_TOKEN }}
+        user_name: 'github-actions[bot]'
+        user_email: 'github-actions[bot]@users.noreply.github.com'
+        publish_dir: ./public
+        cname: watcher.michaelkohler.info