Expired SAS Token Causes Recursive Network Calls in Azure Web App Sample

[pparh602]

In the Azure Web App sample, the SAS token appears to be expired. When this happens, the application attempts to retrieve a new SAS token but fails to handle the error properly. Screenshot / Network Tab Evidence: https://github.com/user-attachments/assets/a0a5a32b-a6b2-4cda-a37f-1678c86646d0