text: delete process.env['DEBUG_FD'];
  
  process.env.NODE_ENV = '"production"';
  
  var ora = require('ora');
  var chalk = require('chalk');
  var webpack = require('webpack');
  var webpackConfig = require('./webpack.config.prod.js');
  
  var spinner = ora('building for production...');
  spinner.start();
  
  webpack(webpackConfig, function (err, stats) {
  
      spinner.stop();
  
      if (err) {
          throw err;
      }
  
      process.stdout.write(stats.toString({
          colors: true,
          modules: false,
          children: false,
          chunks: false,
          chunkModules: false
      }) + '\n\n');
  
      console.log(chalk.cyan('Build complete.'));
  
  });