update

backend/controller/alert_metric_catalog.go

@@ -104,4 +104,4 @@ var metricCatalog = []MetricCatalogCategory{
 // GET /api/v1/alerts/metric-catalog
 func (h *AlertHandler) GetMetricCatalog(c *gin.Context) {
 	c.JSON(http.StatusOK, model.Response{Code: 200, Data: gin.H{"categories": metricCatalog}})
-}
+}