쿠폰 자동 입력 사이트 작성

배포 완료. 이제:
- **FID 탭**: FID 직접 입력 → WOS API 호출 → DB 저장 → 쿠폰 자동 지급
- **닉네임 탭**: 닉네임 입력 시 DB에서 실시간 검색 → 선택하면 자동으로 FID 조회 및 쿠폰 지급

back/src/wos/wos.controller.ts

@@ -1,4 +1,4 @@
-import { Controller, Post, Get, Delete, Patch, Body, Param, HttpCode } from '@nestjs/common';
+import { Controller, Post, Get, Delete, Patch, Body, Param, Query, HttpCode } from '@nestjs/common';
 import { WosService } from './wos.service';
 
 @Controller('api')
@@ -28,6 +28,12 @@ export class WosController {
     return this.wosService.listUsers();
   }
 
+  @Get('users/search')
+  async searchUsers(@Query('q') q: string) {
+    if (!q || q.trim().length === 0) return [];
+    return this.wosService.searchUsersByNickname(q.trim());
+  }
+
   @Get('history/:fid')
   async getHistory(@Param('fid') fid: string) {
     return this.wosService.getHistory(fid);

back/src/wos/wos.service.ts

@@ -228,6 +228,15 @@ export class WosService {
     return this.wosUserRepo.find({ order: { created_at: 'DESC' } });
   }
 
+  async searchUsersByNickname(nickname: string) {
+    return this.wosUserRepo
+      .createQueryBuilder('u')
+      .where('u.nickname LIKE :q', { q: `%${nickname}%` })
+      .orderBy('u.nickname', 'ASC')
+      .limit(20)
+      .getMany();
+  }
+
   async listCoupons() {
     return this.wosCouponRepo.find({ order: { created_at: 'DESC' } });
   }