text: const map = require('./map');
  const chat = require('./chat');
  const demo = require('./demo');
  const notification = require('./notification');
  
  module.exports = (io) => {
    const chatNamespace = io.of('/chats');
    const mapNamespace = io.of('/maps');
    const notificationNamespace = io.of('/notifications');
  
    demo(io);
    chat(chatNamespace);
    map(mapNamespace);
    notification(notificationNamespace);
  };
  