Add CI workflow to migrate the database

.github/workflows/db.yaml

@@ -0,0 +1,34 @@
+name: Astro Studio
+
+env:
+  ASTRO_STUDIO_APP_TOKEN: ${{secrets.ASTRO_STUDIO_APP_TOKEN }}
+
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+    types: [opened, reopened, synchronize]
+
+jobs:
+  DB:
+    permissions:
+      contents: read
+      actions: read
+      pull-requests: write
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Setup Node.js
+        uses: actions/setup-node@v4
+        with:
+          node-version: 20
+          cache: npm
+
+      - name: Install dependencies
+        run: npm ci
+
+      - name: Verify database schema
+        uses: withastro/action-studio@main