Create deploy.yml

Author: ansantam

.github/workflows/deploy.yml

@@ -0,0 +1,33 @@
+name: Deploy Astro site to GitHub Pages
+
+on:
+  push:
+    branches:
+      - main
+
+permissions:
+  contents: read
+  pages: write
+  id-token: write
+
+jobs:
+  deploy:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Install Node.js
+        uses: actions/setup-node@v4
+        with:
+          node-version: 20
+
+      - name: Install dependencies
+        run: npm ci
+
+      - name: Build site
+        run: npm run build
+
+      - name: Deploy to GitHub Pages
+        uses: withastro/action@v2
+        with:
+          package-manager: npm