Fix Prisma submodule checkout in runtime workflow

Author: actions-user

.github/workflows/cloudflare-pages-runtime.yml

@@ -22,6 +22,8 @@ jobs:
     steps:
       - name: 🔍 Checkout repository
         uses: actions/checkout@v5
+        with:
+          submodules: 'recursive'
 
       - name: 🔒 Verify Google services secret exists
         run: |