weseek__growi/packages/plugin-pukiwiki-like-linker/src/client-entry.js

import PukiwikiLikeLinker from './resource/js/util/PreProcessor/PukiwikiLikeLinker';

export default () => {
  // add preprocessor to head of array
  window.growiRenderer.preProcessors.unshift(new PukiwikiLikeLinker());
};