message: fix to avoid overwrite route
diff: @@ -144,7 +144,7 @@ export class Component<T = any, E = any> {
  if (options.route) {
  this.update = this.update || {};
  - this.update[options.route] = REFRESH;
  + if (!this.update[options.route]) this.update[options.route] = REFRESH;
  }
  this.add_actions();
  