Jul 13 - Optimize code

app/models/setting.py

@@ -1,5 +1,6 @@
 """Admin-editable runtime settings (registration_open, flag_threshold, etc.)."""
 from datetime import datetime
+from app.utils.time import utcnow
 from sqlalchemy import JSON
 from app.extensions import db
 
@@ -9,8 +10,8 @@ class Setting(db.Model):
 
     key = db.Column(db.String(80), primary_key=True)
     value = db.Column(JSON, nullable=True)
-    updated_at = db.Column(db.DateTime, default=datetime.utcnow,
-                           onupdate=datetime.utcnow, nullable=False)
+    updated_at = db.Column(db.DateTime, default=utcnow,
+                           onupdate=utcnow, nullable=False)
 
     def __repr__(self):
         return f"<Setting {self.key}>"