old_contents: require('babel-core/register');
  const ENV = require('../app/shared/Env');
  require('css-modules-require-hook')({
    generateScopedName: '[name]__[local]-[hash:base64:4]',
    mode: 'local',
    rootDir: './app'
  });
  require("./server.js");
  console.log(`[BASE] Starting ${ENV.default} enviroment...`);
new_contents: require('babel-core/register');
  const ENV = require('../app/shared/Env');
  require('css-modules-require-hook')({
    generateScopedName: '[name]__[local]-[hash:base64:4]',
    mode: 'local',
    rootDir: './app'
  });
  console.log(`[BASE] Starting ${ENV.default} enviroment...`);
  require('./server.js');
subject: refactor server/index.js: double quotes to single quotes