read env from os.getenv instead config.

Author: Pavan-Microsoft

src/api/common/config/config.py

@@ -44,4 +44,3 @@ def __init__(self):
         self.azure_cosmosdb_enable_feedback = os.getenv("AZURE_COSMOSDB_ENABLE_FEEDBACK", "false").lower() == "true"
 
         self.solution_name = os.getenv("SOLUTION_NAME", "")
-        self.app_env = os.getenv("APP_ENV", "Prod").lower()

src/api/helpers/azure_credential_utils.py

@@ -1,4 +1,4 @@
-from common.config.config import Config
+import os
 from azure.identity import ManagedIdentityCredential, DefaultAzureCredential
 from azure.identity.aio import ManagedIdentityCredential as AioManagedIdentityCredential, DefaultAzureCredential as AioDefaultAzureCredential
 
@@ -16,8 +16,7 @@ async def get_azure_credential_async(client_id=None):
     Returns:
         Credential object: Either AioDefaultAzureCredential or AioManagedIdentityCredential.
     """
-    config = Config()
-    if config.app_env == 'dev':
+    if os.getenv("APP_ENV", "prod").lower() == 'dev':
         return AioDefaultAzureCredential()  # CodeQL [SM05139] Okay use of DefaultAzureCredential as it is only used in development
     else:
         return AioManagedIdentityCredential(client_id=client_id)
@@ -36,8 +35,7 @@ def get_azure_credential(client_id=None):
     Returns:
         Credential object: Either DefaultAzureCredential or ManagedIdentityCredential.
     """
-    config = Config()
-    if config.app_env == 'dev':
+    if os.getenv("APP_ENV", "prod").lower() == 'dev':
         return DefaultAzureCredential()  # CodeQL [SM05139] Okay use of DefaultAzureCredential as it is only used in development
     else:
         return ManagedIdentityCredential(client_id=client_id)