@lskjs/server-api/src/RootApi.js

import BaseApi from './Api';
import { IndexApi } from './IndexApi';

export class RootApi extends BaseApi {
  getRoutes() {
    return {
      ...super.getRoutes(),
      '/api': this.IndexApi || IndexApi,
      '*': this.any.bind(this),
    };
  }
  any(req, res) {
    res.send('🦒');
  }
}

export default RootApi;