feat: support for IE11 browser

http/data.go

@@ -49,6 +49,8 @@ func (d *data) Check(path string) bool {
 
 func handle(fn handleFunc, prefix string, store *storage.Storage, server *settings.Server) http.Handler {
 	handler := http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+		w.Header().Set("Cache-Control", "no-cache")
+
 		settings, err := store.Settings.Get()
 		if err != nil {
 			log.Fatalf("ERROR: couldn't get settings: %v\n", err)

http/static.go

@@ -71,7 +71,7 @@ func handleWithStaticData(w http.ResponseWriter, _ *http.Request, d *data, fSys
 		}
 	}
 
-	b, err := json.MarshalIndent(data, "", "  ")
+	b, err := json.Marshal(data)
 	if err != nil {
 		return http.StatusInternalServerError, err
 	}