feat: 付费体系重构 P0 - 配额独立化/简历付费下载/PDF生成

backend/src/modules/user/user.service.ts

@@ -211,6 +211,10 @@ export class UserService {
       isSystemAdmin: user.isSystemAdmin || false,
       remaining: user.remaining,
       interviewCount: user.interviewCount,
+      interviewCredits: user.interviewCredits ?? 1,
+      resumeOptimizeCredits: user.resumeOptimizeCredits ?? 0,
+      resumeDownloadCredits: user.resumeDownloadCredits ?? 0,
+      freeOptimizeUsed: user.freeOptimizeUsed ?? 0,
     }
   }
 }