Chore: eslint error 항목 수정

Author: dungbik

src/decorators/auth-user.decorator.ts

@@ -1,5 +1,6 @@
 import { createParamDecorator, ExecutionContext } from '@nestjs/common';
 import { UserAuth } from '../types/userAuth.type';
+import { Request } from 'express';
 
 export const AuthUser = createParamDecorator<UserAuth>(
   (data: unknown, ctx: ExecutionContext): UserAuth => {

src/types/express.d.ts

@@ -3,6 +3,6 @@ import { UserAuth } from './userAuth.type';
 
 declare module 'express' {
   export interface Request {
-    user?: UserAuth;
+    user: UserAuth;
   }
 }