Merge pull request 'fix' (#9) from master into dev

Reviewed-on: #9

app/routers/metrics/endpoint.go

@@ -2,6 +2,7 @@ package routers
 
 import (
 	"encoding/json"
+	"log"
 	endpoints "monitoring/app/storage/clickhouse/tables"
 	"net/http"
 )
@@ -16,6 +17,7 @@ func AddEndpointMetric (r *http.Request) (interface{}, int) {
 
 	err = endpoints.AddEndpointMetric(body)
 	if err != nil {
+		log.Printf(err.Error())
 		return nil, http.StatusInternalServerError
 	}