Deploy staging server after UI URL has been determined

.github/workflows/pull-request-staging.yml

@@ -20,18 +20,22 @@ jobs:
       - run: npm ci
       - run: cp firebase.json tmp.json && jq '(.hosting.rewrites[] | select(.source == "/api/**").run.serviceId) = $serviceId' tmp.json --arg serviceId 'staging-server' > firebase.json
       - run: npx nx build ui
-      - uses: FirebaseExtended/action-hosting-deploy@v0
+      - id: deploy
+        uses: FirebaseExtended/action-hosting-deploy@v0
         with:
           repoToken: '${{ secrets.GITHUB_TOKEN }}'
           firebaseServiceAccount: ${{ secrets.FIREBASE_SERVICE_ACCOUNT_IMYOURMANZI_SPOTIFYPLAYLISTMGR }}
           projectId: imyourmanzi-spotifyplaylistmgr
           channelId: staging
+    outputs:
+      url: ${{ steps.deploy.outputs.urls[0] }}
   server:
     name: 'Deploy PR #${{ github.event.pull_request.number }} to Staging Server'
     if: github.event.pull_request.head.repo.full_name == github.repository && github.event.action != 'closed'
     runs-on: ubuntu-latest
     environment: staging
     concurrency: 'staging:server'
+    needs: ui
     steps:
       - uses: actions/checkout@v3
       - id: gcp_auth
@@ -45,4 +49,4 @@ jobs:
       - run: docker build --platform=linux/amd64 . -t us-central1-docker.pkg.dev/imyourmanzi-spotifyplaylistmgr/server-images/server:pr-${{ github.event.pull_request.number }}-latest
       - run: echo '${{ steps.gcp_auth.outputs.access_token }}' | docker login -u oauth2accesstoken --password-stdin https://us-central1-docker.pkg.dev
       - run: docker push us-central1-docker.pkg.dev/imyourmanzi-spotifyplaylistmgr/server-images/server:pr-${{ github.event.pull_request.number }}-latest
-      - run: gcloud run deploy staging-server --region us-central1 --image us-central1-docker.pkg.dev/imyourmanzi-spotifyplaylistmgr/server-images/server:pr-${{ github.event.pull_request.number }}-latest
+      - run: gcloud run deploy staging-server --region us-central1 --image us-central1-docker.pkg.dev/imyourmanzi-spotifyplaylistmgr/server-images/server:pr-${{ github.event.pull_request.number }}-latest --revision-suffix "pr-${{ github.event.pull_request.number }}-$(date +'%Y%m%d-%H%M%S')" --update-env-vars==SPOTIFY_REDIRECT_URI=${{ needs.ui.outputs.url }}/callback/