fix: return 200 instead of 201 for all login endpoints (NestJS default)

backend/src/modules/user/user.controller.ts

@@ -1,4 +1,4 @@
-import { Controller, Post, Get, Put, Body, Req } from '@nestjs/common'
+import { Controller, Post, Get, Put, Body, Req, HttpCode, HttpStatus } from '@nestjs/common'
 import { UserService } from './user.service'
 import { Public } from '../../common/decorators/public.decorator'
 import { CurrentUser } from '../../common/decorators/current-user.decorator'
@@ -9,12 +9,14 @@ export class UserController {
 
   @Public()
   @Post('send-code')
+  @HttpCode(HttpStatus.OK)
   async sendCode(@Body('phone') phone: string) {
     return this.userService.sendCode(phone)
   }
 
   @Public()
   @Post('login')
+  @HttpCode(HttpStatus.OK)
   async login(@Body('phone') phone: string, @Body('code') code: string) {
     return this.userService.loginByPhone(phone, code)
   }
@@ -22,12 +24,14 @@ export class UserController {
   // 📧 邮箱验证码登录（H5 用）
   @Public()
   @Post('send-email-code')
+  @HttpCode(HttpStatus.OK)
   async sendEmailCode(@Body('email') email: string) {
     return this.userService.sendEmailCode(email)
   }
 
   @Public()
   @Post('email-login')
+  @HttpCode(HttpStatus.OK)
   async emailLogin(@Body('email') email: string, @Body('code') code: string) {
     return this.userService.loginByEmail(email, code)
   }
@@ -35,6 +39,7 @@ export class UserController {
   // 密码登录
   @Public()
   @Post('password-login')
+  @HttpCode(HttpStatus.OK)
   async passwordLogin(@Body('email') email: string, @Body('password') password: string) {
     return this.userService.loginByPassword(email, password)
   }
@@ -42,6 +47,7 @@ export class UserController {
   // 邮箱+密码注册
   @Public()
   @Post('register')
+  @HttpCode(HttpStatus.OK)
   async register(@Body('email') email: string, @Body('password') password: string) {
     return this.userService.registerWithPassword(email, password)
   }
@@ -49,6 +55,7 @@ export class UserController {
   // 微信静默登录
   @Public()
   @Post('wx-login')
+  @HttpCode(HttpStatus.OK)
   async wxLogin(@Body('code') code: string) {
     return this.userService.loginByWx(code)
   }