add permissions

Author: iQuxLE

.github/workflows/preview.yml

@@ -9,6 +9,11 @@ on:
 jobs:
   deploy-preview:
     runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      pages: write
+      id-token: write
+      pull-requests: write
     steps:
     - uses: actions/checkout@v3