fix http group sending

main.go

@@ -21,6 +21,7 @@ func main() {
 	http.HandleFunc("/new/token", withCORS(HttpHandleNewToken))
 	http.HandleFunc("/new/group", withCORS(HttpHandeNewGroup))
 	http.HandleFunc("/mod/group/addclients", withCORS(HttpHandleGroupAddClient))
+	http.HandleFunc("/new/message", withCORS(HttpHandleNewMessage))
 	http.HandleFunc("/ws", ServeWsConnection)
 
 	log.Println("listening on :8080")