Simple webpackDevServer

hotLoadServer.js

// This little dev server is basically a wrapped express server that 'hot loads' our javascript for super fancy and fast live reload in development
var webpack = require('webpack');
var WebpackDevServer = require('webpack-dev-server');
var config = require('./webpack.config');

var port = process.env.HOT_LOAD_PORT || 3001;

new WebpackDevServer(webpack(config), {
  publicPath: 'http://localhost:3001/build/',
  hot: true
}).listen(port, 'localhost', function (err, result) {
  if (err) {
    console.log(err);
  }

  console.log('Listening at localhost:' + port);
});