text: const Spokesman = require('./Spokesman');
  const Listener = require('./Listener');
  const Broker = require('./Broker');
  const DataKeeper = require('./DataKeeper');
  const fetcher = require('./fetcher');
  const Postman = require('./Postman');
  
  module.exports = {
    Spokesman,
    Listener,
    Broker,
    DataKeeper,
    fetcher,
    Postman,
  };
  