fix: 토큰 에러 처리

Author: summersummerwhy

apps/backend/src/auth/token/token.service.ts

@@ -1,6 +1,7 @@
 import { Injectable } from '@nestjs/common';
 import { JwtService } from '@nestjs/jwt';
 import { Response } from 'express';
+import { InvalidTokenException } from '../../exception/invalid.exception';
 
 const HOUR = 60 * 60;
 const DAY = 24 * 60 * 60;
@@ -33,9 +34,13 @@ export class TokenService {
   }
 
   verifyInviteToken(token: string): { workspaceId: string; role: string } {
-    return this.jwtService.verify(token, {
-      secret: process.env.JWT_SECRET,
-    });
+    try {
+      return this.jwtService.verify(token, {
+        secret: process.env.JWT_SECRET,
+      });
+    } catch (error) {
+      throw new InvalidTokenException();
+    }
   }
 
   // 후에 DB 로직 (지금은 refreshToken이 DB로 관리 X)