noauth 처리 추가

core/maingate.go

@@ -218,6 +218,7 @@ func New(ctx context.Context) (*Maingate, error) {
 		return nil, err
 	}
 
+	if !*flag.Noauth {
 		opt := option.WithCredentialsFile(mg.FirebaseAdminSDKCredentialFile)
 		firebaseApp, err := firebase.NewApp(context.Background(), nil, opt)
 		if err != nil {
@@ -230,6 +231,7 @@ func New(ctx context.Context) (*Maingate, error) {
 		if err != nil {
 			logger.Println("FirebaseAppClient error getting Auth client:", err)
 		}
+	}
 
 	return &mg, nil
 }