need pause between deploy and validation

It takes time for the deploy to complete and the health endpoint to reflect the new version.

.github/workflows/app-build-and-deploy.yml

@@ -137,10 +137,17 @@ jobs:
       azure-webapp-name: ${{ inputs.azure-app-base-name }}${{ inputs.azure-app-name-postfix }}
       image-name-with-tag: ${{ needs.build-and-publish-image.outputs.docker-image-name-with-tag }}
 
+  pause-between-jobs:
+    needs: deploy-primary-app-to-azure
+    runs-on: ubuntu-latest
+    steps:
+      - name: Pause for 5 minutes
+        run: sleep 300  # Sleep for 300 seconds (5 minutes)
+
   verify-primary-app:
     name: Verify primary health endpoint
     if: ${{inputs.primary-verification-url != '' }}
-    needs: [get-version, deploy-primary-app-to-azure]
+    needs: [get-version, pause-between-jobs]
     runs-on: ubuntu-latest
     steps:
       - name: Checkout this repo