"""ORM 模型层：只做表结构映射。

分层约束：
- 不含业务逻辑
- 不得被 `api/` 层直接使用 —— ORM 对象必须经 `schemas/` 转换后才能出参，
  否则表结构变更会直接泄漏到接口契约上

**本模块的导入列表必须保持完整**：Alembic autogenerate 依赖
`Base.metadata` 包含全部表，漏掉一张就会生成「删除该表」的迁移。
"""

from app.models.base import Base, TimestampMixin
from app.models.business_role import BusinessRole
from app.models.login_log import LoginLog
from app.models.operation_log import OperationLog
from app.models.param import ParamChangeBatch, ParamDefinition, ParamValue
from app.models.role import Permission, Role, RolePermission
from app.models.user import User, UserRole

__all__ = [
    "Base",
    "BusinessRole",
    "LoginLog",
    "OperationLog",
    "ParamChangeBatch",
    "ParamDefinition",
    "ParamValue",
    "Permission",
    "Role",
    "RolePermission",
    "TimestampMixin",
    "User",
    "UserRole",
]