refactor:重构route-service-repositories，删除测试代码

api/routers/auth.py

@@ -1,38 +1,21 @@
-"""认证路由：登录签发 JWT + 当前用户信息（get_current_user 依赖注入示例）。"""
+"""认证路由：登录 + 当前用户（业务在 service/auth.py，路由只做编排）。"""
 from fastapi import APIRouter, Depends
 from sqlalchemy.ext.asyncio import AsyncSession
 
 from api.deps import get_current_user
 from config.deps import get_db
-from schemas.auth import LoginReq
 from model.sys_user import SysUser
-from repositories.sys_user import SysUserRepo
-from service.auth import create_token, verify_password
-from utils.exceptions import ForbiddenError, ParamError
+from schemas.auth import LoginReq
+from service.auth import login as auth_login
+from service.auth import user_payload
 from utils.response import success
 
 router = APIRouter()
 
 
-def user_payload(u: SysUser) -> dict:
-    return {
-        "id": u.id,
-        "username": u.username,
-        "user_type": u.user_type,
-        "employee_role": u.employee_role,
-        "customer_level": u.customer_level,
-        "status": u.status,
-    }
-
-
 @router.post("/auth/login")
 async def login(body: LoginReq, db: AsyncSession = Depends(get_db)):
-    user = await SysUserRepo(db).get_by_username(body.username)
-    if user is None or not verify_password(body.password, user.password_hash):
-        raise ParamError("用户名或密码错误")
-    if user.status != "正常":
-        raise ForbiddenError("账号状态异常，无法登录")
-    return success({"token": create_token(user.id), "user": user_payload(user)})
+    return success(await auth_login(db, body.username, body.password))
 
 
 @router.get("/auth/me")