fix: 환경 변수를 읽지 못하는 문제 수정

#57

server/src/auth/auth.controller.ts

@@ -9,7 +9,12 @@ export class AuthController {
   @Post("register")
   async register(@Body() body: { email: string; password: string; name: string }) {
     const { email, password, name } = body;
-    return this.authService.register(email, password, name);
+    const user = await this.authService.register(email, password, name);
+    return {
+      id: user.id,
+      email: user.email,
+      name: user.name,
+    };
   }
 
   @Post("login")

server/src/auth/auth.module.ts

@@ -6,16 +6,23 @@ import { AuthController } from "./auth.controller";
 import { JwtModule } from "@nestjs/jwt";
 import { PassportModule } from "@nestjs/passport";
 import { JwtStrategy } from "./jwt.strategy";
+import { ConfigModule, ConfigService } from "@nestjs/config";
 
 @Module({
   imports: [
     MongooseModule.forFeature([{ name: User.name, schema: UserSchema }]),
     PassportModule,
-    JwtModule.register({
-      secret: process.env.JWT_SECRET,
-      signOptions: { expiresIn: "1h" },
+    JwtModule.registerAsync({
+      global: true,
+      imports: [ConfigModule],
+      inject: [ConfigService],
+      useFactory: (config: ConfigService) => ({
+        secret: config.get<string>("JWT_SECRET"),
+        signOptions: { expiresIn: "1h" },
+      }),
     }),
   ],
+  exports: [AuthService, JwtModule],
   providers: [AuthService, JwtStrategy],
   controllers: [AuthController],
 })