Updated build workflow

.github/workflows/build.yml

@@ -8,6 +8,15 @@ on:
 jobs:
   build-and-deploy:
     runs-on: ubuntu-latest
+
+    permissions:
+      pages: write
+      id-token: write
+
+    environment:
+      name: github-pages
+      url: ${{ steps.deployment.outputs.page_url }}
+
     steps:
       - uses: actions/checkout@v2
       - uses: actions/setup-node@v2