Marketplace tests update

app/services/admin_service.py

@@ -9,7 +9,7 @@ This module provides classes and functions for:
 """
 
 import logging
-from datetime import datetime
+from datetime import datetime, timezone
 from typing import List, Optional, Tuple
 
 from sqlalchemy.orm import Session
@@ -81,7 +81,7 @@ class AdminService:
         try:
             original_status = user.is_active
             user.is_active = not user.is_active
-            user.updated_at = datetime.utcnow()
+            user.updated_at = datetime.now(timezone.utc)
             db.commit()
             db.refresh(user)
 
@@ -146,11 +146,11 @@ class AdminService:
         try:
             original_status = shop.is_verified
             shop.is_verified = not shop.is_verified
-            shop.updated_at = datetime.utcnow()
+            shop.updated_at = datetime.now(timezone.utc)
 
             # Add verification timestamp if implementing audit trail
             if shop.is_verified:
-                shop.verified_at = datetime.utcnow()
+                shop.verified_at = datetime.now(timezone.utc)
 
             db.commit()
             db.refresh(shop)
@@ -190,7 +190,7 @@ class AdminService:
         try:
             original_status = shop.is_active
             shop.is_active = not shop.is_active
-            shop.updated_at = datetime.utcnow()
+            shop.updated_at = datetime.now(timezone.utc)
             db.commit()
             db.refresh(shop)