use separate deploy step for gh-pages.yml

.github/workflows/gh-pages.yml

@@ -51,6 +51,22 @@ jobs:
         uses: actions/upload-pages-artifact@v2
         with:
           path: './docs'
-      - name: Deploy Pages
+  deploy:
+    needs: build
+
+    # Grant GITHUB_TOKEN the permissions required to make a Pages deployment
+    permissions:
+      pages: write      # to deploy to Pages
+      id-token: write   # to verify the deployment originates from an appropriate source
+
+    # Deploy to the github-pages environment
+    environment:
+      name: github-pages
+      url: ${{ steps.deployment.outputs.page_url }}
+
+    # Specify runner + deployment step
+    runs-on: ubuntu-latest
+    steps:
+      - name: Deploy to GitHub Pages
         id: deployment
-        uses: actions/deploy-pages@v2
+        uses: actions/deploy-pages@v4 # or specific "vX.X.X" version tag for this action