Ensure status is a string

Author: MDUYN

investing_algorithm_framework/domain/models/trade/trade.py

@@ -273,6 +273,9 @@ def to_dict(self, datetime_format=None):
             closed_at = self.closed_at
             updated_at = self.updated_at
 
+        # Ensure status is a string
+        self.status = TradeStatus.from_value(self.status).value
+
         return {
             "id": self.id,
             "orders": [