setup workflow

.github/workflows/gh-pages.yml

@@ -0,0 +1,38 @@
+name: GitHub Pages
+
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+    branches:
+      - main
+    types:
+      - closed
+  workflow_dispatch:
+
+permissions:
+  contents: read
+  pages: write
+  id-token: write
+
+jobs:
+  build:
+    if: ${{ github.event.pull_request.merged }}
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+      - name: Install and Build
+        uses: withastro/action@v2
+        with:
+          package-manager: pnpm
+  deploy:
+    needs: build
+    runs-on: ubuntu-latest
+    environment:
+      name: github-pages
+      url: ${{ steps.deployment.outputs.page_url }}
+    steps:
+      - name: Deploy to GitHub Pages
+        uses: actions/deploy-pages@v4

.vscode/extensions.json

@@ -8,6 +8,7 @@
         "astro-build.astro-vscode",
         "biomejs.biome",
         "unifiedjs.vscode-mdx",
-        "dbaeumer.vscode-eslint"
+        "dbaeumer.vscode-eslint",
+        "redhat.vscode-yaml"
     ]
 }