feat: add daily report functionality and settlement status to shop orders

backend/order/models.py

@@ -279,6 +279,7 @@ class ShopOrderModel(models.Model):
     """
     order = models.ForeignKey(OrderModel, on_delete=models.CASCADE, related_name='shop_orders')
     shop = models.ForeignKey('account.ShopModel', on_delete=models.CASCADE, related_name='shop_orders')
+    daily_report = models.ForeignKey('ShopDailyReport', on_delete=models.SET_NULL, null=True, blank=True, related_name='shop_orders', verbose_name='گزارش روزانه')
     
     # Customer Information
     customer = models.ForeignKey(User, on_delete=models.SET_NULL, null=True, blank=True, verbose_name='مشتری')
@@ -355,6 +356,7 @@ class ShopDailyReport(models.Model):
     total_sales = models.BigIntegerField(default=0)
     total_commission = models.BigIntegerField(default=0)
     total_payable = models.BigIntegerField(default=0)
+    is_settled = models.BooleanField(default=False, verbose_name='تسویه شده')
     created_at = models.DateTimeField(auto_now_add=True)
 
     class Meta: