Fixed process of updating app on running instances

app/utils/database.py

@@ -1,5 +1,6 @@
 import os
 import boto3
+from .constants import AWS_REGION
 from sqlalchemy import create_engine
 from sqlalchemy.ext.declarative import declarative_base
 from sqlalchemy.orm import sessionmaker
@@ -7,8 +8,14 @@ from functools import lru_cache
 
 @lru_cache(maxsize=1)
 def get_db_credentials():
-    """Fetch and cache DB credentials from SSM Parameter Store"""
-    ssm = boto3.client('ssm')
+    """Fetch and cache DB credentials from environment or SSM Parameter Store"""
+    if os.getenv("MOCK_AUTH", "").lower() == "true":
+        return (
+            f"postgresql://{os.getenv('DB_USER')}:{os.getenv('DB_PASSWORD')}"
+            f"@{os.getenv('DB_HOST')}/{os.getenv('DB_NAME')}"
+        )
+    
+    ssm = boto3.client('ssm', region_name=AWS_REGION)
     try:
         host = ssm.get_parameter(Name='/iptv-updater/DB_HOST', WithDecryption=True)['Parameter']['Value']
         user = ssm.get_parameter(Name='/iptv-updater/DB_USER', WithDecryption=True)['Parameter']['Value']