first validation

bizmatch-server/src/mail/mail.controller.ts

@@ -1,13 +1,12 @@
 import { Body, Controller, Post } from '@nestjs/common';
-import { User } from 'src/models/db.model.js';
-import { MailInfo } from 'src/models/main.model.js';
+import { ErrorResponse, MailInfo } from 'src/models/main.model.js';
 import { MailService } from './mail.service.js';
 
 @Controller('mail')
 export class MailController {
   constructor(private mailService: MailService) {}
   @Post()
-  sendEMail(@Body() mailInfo: MailInfo): Promise<User> {
+  sendEMail(@Body() mailInfo: MailInfo): Promise<void | ErrorResponse> {
     return this.mailService.sendInquiry(mailInfo);
   }
 }