text: const index = require('./index');
  const users = require('./users');
  const alertRouter = require('./users2');
  
  // 路由
  // const routes = function (app) {
  //     app.use('/', index);
  //     app.use('/users', users);
  //     app.use('/users2', alertRouter);
  // };
  
  module.exports = routes;