Update hackathon-demo.yml

Author: ShaliniAnandaPhD

.github/workflows/hackathon-demo.yml

@@ -268,6 +268,9 @@ jobs:
       contents: read
       pages: write
       id-token: write
+    environment:
+      name: github-pages
+      url: ${{ steps.deployment.outputs.page_url }}
 
     steps:
     - name: "Generate Mind-Blowing Live Demo Dashboard"
@@ -553,6 +556,7 @@ jobs:
         path: ./demo_dashboard
 
     - name: "Deploy Epic Demo Dashboard"
+      id: deployment
       uses: actions/deploy-pages@v4
 
   hackathon-victory-summary: