modify: email 값이 빈 값, null 값도 가능하게 처리 (#18)

Author: Nuung

src/repositories/user.repository.ts

@@ -56,7 +56,7 @@ export class UserRepository {
 
   async createUser(
     uuid: string,
-    email: string,
+    email: string | undefined,
     encryptedAccessToken: string,
     encryptedRefreshToken: string,
     groupId: number,

src/services/user.service.ts

@@ -56,7 +56,7 @@ export class UserService {
       if (!user) {
         user = await this.createUser({
           id,
-          email,
+          email,  // undefined도 그대로 전달
           accessToken,
           refreshToken,
         });
@@ -111,7 +111,7 @@ export class UserService {
 
     // 신규 유저 웹훅 알림
     try {
-      await sendSlackMessage(`새로운 유저 등록: ${userData.id}, ${userData.email}`);
+      await sendSlackMessage(`새로운 유저 등록: ${userData.id}${userData.email ? `, ${userData.email}` : ''}`);
     } catch (error) {
       // Slack 알림 실패는 사용자 생성에 영향을 주지 않도록
       logger.error('Slack 알림 전송 실패:', error);

src/types/dto/userWithToken.type.ts

@@ -5,7 +5,6 @@ export class UserWithTokenDto {
   @IsUUID()
   id: string;
 
-  @IsNotEmpty()
   @IsEmail()
   email: string;
 

src/types/models/User.type.ts

@@ -4,7 +4,7 @@ export interface User {
   access_token: string;
   refresh_token: string;
   group_id: number;
-  email: string;
+  email?: string;
   is_active: boolean;
   created_at: Date;
   updated_at: Date;

src/types/velog.type.ts

@@ -1,7 +1,7 @@
 export interface VelogUserLoginResponse {
   id: string;
   username: string;
-  email: string;
+  email?: string;
   profile: {
     thumbnail: string;
   };