osr-discourse-src/app/assets/javascripts/discourse/helpers/topic-featured-link.js

import { registerUnbound } from "discourse-common/lib/helpers";
import renderTopicFeaturedLink from "discourse/lib/render-topic-featured-link";

export default registerUnbound("topic-featured-link", function(topic, params) {
  return new Handlebars.SafeString(renderTopicFeaturedLink(topic, params));
});