refactor: 移除多租户和客户相关代码及功能

refactor: 统一状态字段为字符串类型并更新相关组件
refactor: 更新模型基类移除租户和客户相关字段
refactor: 简化数据权限控制逻辑
refactor: 优化类型注解使用Python 3.10+语法
refactor: 清理无用导入和注释
docs: 更新文档移除多租户相关内容

backend/app/api/v1/module_system/menu/controller.py

@@ -6,8 +6,8 @@ from fastapi.responses import JSONResponse
 from app.common.response import SuccessResponse
 from app.core.dependencies import AuthPermission
 from app.core.base_schema import BatchSetAvailable
-from app.core.router_class import OperationLogRoute
 from app.core.logger import log
+from app.core.router_class import OperationLogRoute
 
 from ..auth.schema import AuthSchema
 from .service import MenuService