Fix: ticker leak

hub/route/connections.go

@@ -63,6 +63,7 @@ func getConnections(w http.ResponseWriter, r *http.Request) {
 	}
 
 	tick := time.NewTicker(time.Millisecond * time.Duration(interval))
+	defer tick.Stop()
 	for range tick.C {
 		if err := sendSnapshot(); err != nil {
 			break

hub/route/server.go

@@ -142,6 +142,7 @@ func traffic(w http.ResponseWriter, r *http.Request) {
 	}
 
 	tick := time.NewTicker(time.Second)
+	defer tick.Stop()
 	t := T.DefaultManager
 	buf := &bytes.Buffer{}
 	var err error