CI: deployment workflow onto GitHub pages

.github/workflows/eleventy_publish.yml

@@ -0,0 +1,28 @@
+name: Eleventy Publish
+on:
+  push:
+    branches:
+      - main
+  workflow_dispatch:
+    inputs:
+      confirmation:
+        description: 'Are you sure you want to run the publish process manually?'
+        required: true
+        type: boolean
+jobs:
+  deploy:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - name: Setup Node
+        uses: actions/setup-node@v1
+        with:
+          node-version: 16.7.0
+      - run: npm ci
+      - run: npm run publish
+      - name: Deploy
+        uses: peaceiris/actions-gh-pages@v3
+        with:
+          github_token: ${{ secrets.GITHUB_TOKEN }}
+          publish_dir: ./_public
+          cname: strada.hotwired.dev