i18n 및 gofmt 테스트 적용

backend/internal/handler/dev_handler_test.go

@@ -23,16 +23,20 @@ func (m *MockKetoService) CheckPermission(ctx context.Context, subject, namespac
 	args := m.Called(ctx, subject, namespace, object, relation)
 	return args.Bool(0), args.Error(1)
 }
+
 func (m *MockKetoService) CreateRelation(ctx context.Context, namespace, object, relation, subject string) error {
 	return m.Called(ctx, namespace, object, relation, subject).Error(0)
 }
+
 func (m *MockKetoService) DeleteRelation(ctx context.Context, namespace, object, relation, subject string) error {
 	return m.Called(ctx, namespace, object, relation, subject).Error(0)
 }
+
 func (m *MockKetoService) ListRelations(ctx context.Context, namespace, object, relation, subject string) ([]service.RelationTuple, error) {
 	args := m.Called(ctx, namespace, object, relation, subject)
 	return args.Get(0).([]service.RelationTuple), args.Error(1)
 }
+
 func (m *MockKetoService) ListObjects(ctx context.Context, namespace, relation, subject string) ([]string, error) {
 	args := m.Called(ctx, namespace, relation, subject)
 	return args.Get(0).([]string), args.Error(1)