进行了 GVSDSDK 迁移，可能存在诸多问题

backend/models.py

@@ -17,6 +17,7 @@ class Role(QModel):
         db_table = 'role'
         verbose_name = '角色'
         verbose_name_plural = '角色'
+        managed = False
         indexes = [
             models.Index(fields=['role_code']),
         ]
@@ -39,6 +40,7 @@ class Permission(QModel):
         db_table = 'permission'
         verbose_name = '权限'
         verbose_name_plural = '权限'
+        managed = False
         indexes = [
             models.Index(fields=['perm_code']),
         ]
@@ -59,6 +61,7 @@ class RolePermission(QModel):
         db_table = 'role_permission'
         verbose_name = '角色权限关联'
         verbose_name_plural = '角色权限关联'
+        managed = False
         unique_together = [['role', 'permission']]   # 防止重复授权
 
     def __str__(self):
@@ -78,6 +81,7 @@ class UserRole(QModel):
         db_table = 'user_role'
         verbose_name = '用户角色关联'
         verbose_name_plural = '用户角色关联'
+        managed = False
         unique_together = [['account_id', 'role']]   # 同一用户同一角色只能有一条
 
     def __str__(self):