[add]: Penal Charges

app/models/loan.py

@@ -45,6 +45,10 @@ class Loan(db.Model):
     reference = db.Column(db.String(50), nullable=True)
     balance = db.Column(db.Float, nullable=True, default=0.0)
 
+    total_penal_charge = db.Column(db.Float, default=0.0)
+    last_penal_date = db.Column(db.DateTime, nullable=True)
+
+
     customer = relationship(
         "Customer",
         primaryjoin="Customer.id == Loan.customer_id",
@@ -169,6 +173,8 @@ class Loan(db.Model):
             'disburseVerify': self.disburse_verify.isoformat() if self.disburse_verify else None,
             'reference': self.reference,
             'balance': self.balance,
+            'totalPenalCharge': self.total_penal_charge,
+            'lastPenalDate': self.last_penal_date.isoformat() if self.last_penal_date else None,
         }
 
     def __repr__(self):