fix: Update GitHub Pages deployment workflow configuration

Author: sanity

.github/workflows/deploy.yml

@@ -83,10 +83,11 @@ jobs:
     permissions:
       pages: write
       id-token: write
+    environment:
+      name: github-pages
+      url: ${{ steps.deployment.outputs.page_url }}
     steps:
       # Deploy to GitHub Pages
       - name: Deploy to GitHub Pages
         id: deployment
-        uses: actions/deploy-pages@v1
-        with:
-          cname: freenet.org
+        uses: actions/deploy-pages@v4