[fix]: settled amount

app/models/repayment.py

@@ -56,6 +56,12 @@ class Repayment(db.Model):
             raise ValueError(f"Database integrity error: {err}")
 
         return repayment
+
+    # Get loan repayments
+    @classmethod
+    def get_repayments_by_id(cls, loan_id):
+        return cls.query.filter_by(loan_id=loan_id).all()
+    
     
     def to_dict(self):
         return {