From 1fe683342822b948dbeda97d8fb35aafa2d659fb Mon Sep 17 00:00:00 2001
From: kfj001 <kfj001@gmail.com>
Date: Fri, 26 Jun 2026 00:21:58 +0000
Subject: [PATCH] bugfix on data model

---
 backend/app/models.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/backend/app/models.py b/backend/app/models.py
index 8de3ac1..12cb0f5 100644
--- a/backend/app/models.py
+++ b/backend/app/models.py
@@ -1,4 +1,4 @@
-from datetime import datetime, timezone
+from datetime import datetime
 
 from sqlalchemy import (
     Column,
@@ -158,4 +158,4 @@ class StorageBlob(Base):
     content_type = Column(String(100), nullable=False)
     size = Column(Integer, nullable=False)
     data = Column(LargeBinary, nullable=False)
-    created_at = Column(DateTime, nullable=False, default=lambda: datetime.now(timezone.utc))
+    created_at = Column(DateTime, nullable=False, default=datetime.utcnow)