[add]: timestamp fix

app/models/loan.py

@@ -8,6 +8,7 @@ from dateutil.relativedelta import relativedelta
 from datetime import timedelta
 import logging
 from sqlalchemy import and_, or_, not_
+from sqlalchemy.sql import func
 
 logger = logging.getLogger(__name__)
 
@@ -37,8 +38,8 @@ class Loan(db.Model):
     status = db.Column(db.String(20), default='pending')
     tenor = db.Column(db.Integer, nullable=True)
     due_date = db.Column(db.DateTime, nullable=True) 
-    created_at = db.Column(db.DateTime, default=datetime.now(timezone.utc))
-    updated_at = db.Column(db.DateTime, default=datetime.now(timezone.utc), onupdate=datetime.now(timezone.utc))
+    created_at = db.Column(db.DateTime(timezone=True), server_default=func.now())
+    updated_at = db.Column(db.DateTime(timezone=True), onupdate=func.now())
     eligible_amount = db.Column(db.Float, nullable=True, default=0.0)
     disburse_date = db.Column(db.DateTime, nullable=True)
     disburse_verify = db.Column(db.DateTime, nullable=True)