[Container Apps] Update up_utils and corresponding tests live run

src/containerapp/HISTORY.rst

@@ -13,6 +13,7 @@ upcoming
 * 'az containerapp env create': support --mi-system-assigned and --mi-user-assigned for environment create commands
 * 'az containerapp env identity': support for container app environment assign/remove/show commands
 * 'az containerapp env storage set': Support create or update managed environment storage with NFS Azure File.
+* 'az containerapp up': Update the Docker error string used to identify unauthorized push.
 
 0.3.46
 ++++++

src/containerapp/azext_containerapp/_up_utils.py

@@ -495,7 +495,7 @@ def _docker_push_to_container_registry(self, image_name, forced_acr_login=False)
                 _, stderr = process.communicate()
                 if process.returncode != 0:
                     docker_push_error = stderr.decode('utf-8')
-                    if not forced_acr_login and ".azurecr.io/" in image_name and "unauthorized: authentication required" in docker_push_error:
+                    if not forced_acr_login and ".azurecr.io/" in image_name and "unauthorized" in docker_push_error:
                         # Couldn't push to ACR because the user isn't authenticated. Let's try to login to ACR and retrigger the docker push
                         logger.warning(f"The current user isn't authenticated to the {self.acr.name} ACR instance. Triggering an ACR login and retrying to push the image...")
                         # Logic to login to ACR