Re-migrate code

services/serials_service.go

@@ -244,6 +244,8 @@ func (s *SerialsService) Update(serialNumber string, updateData models.UpdateSer
 		return nil, fmt.Errorf("更新序列号失败: %w", result.Error)
 	}
 
+	_ = database.DB.Preload("User").Where("serial_number = ?", serial.SerialNumber).First(&serial)
+
 	return &serial, nil
 }