discourse-custom-wizard/assets/javascripts/discourse/components/wizard-notice-row.js.es6

import Component from "@ember/component";
import NoticeMessage from "../mixins/notice-message";

export default Component.extend(NoticeMessage, {
  tagName: "tr",
  attributeBindings: ["notice.id:data-notice-id"],
  classNameBindings: [":wizard-notice-row", "notice.typeClass", "notice.expired:expired", "notice.dismissed:dismissed"],

  actions: {
    dismiss() {
      this.notice.dismiss();
    }
  }
});