Create build.yml

.github/workflows/build.yml

@@ -0,0 +1,39 @@
+# https://github.com/11ty/eleventy/discussions/1455#discussioncomment-6894194
+
+name: build 11ty site
+
+on:
+  push:
+    branches: ["main"]
+
+permissions:
+  contents: read
+  pages: write
+  id-token: write
+
+concurrency:
+  group: "pages"
+  cancel-in-progress: false
+
+jobs:
+
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      - uses: actions/setup-node@v3
+      - name: Install dependencies & build
+        run: |
+          npm install
+          npx @11ty/eleventy
+      - uses: actions/upload-pages-artifact@v2
+
+  deploy:
+    runs-on: ubuntu-latest
+    needs: build
+    steps:
+      - id: deployment
+        uses: actions/deploy-pages@v2
+    environment:
+      name: github-pages
+      url: ${{ steps.deployment.outputs.page_url }}