golangci 린트 적용

backend/internal/handler/federation_handler.go

@@ -108,6 +108,7 @@ func (h *FederationHandler) CreateIdpConfigForClient(c *fiber.Ctx) error {
 
 	return c.Status(fiber.StatusCreated).JSON(req)
 }
+
 // --- Deprecated Tenant-based IdP Config Methods ---
 
 // ListIdpConfigsForTenant handles listing all IdP configurations for a tenant.