server.js

var webpack = require('webpack');
var WebpackConfig = require("webpack-config");
var path = require("path");

module.exports = {
  start: function(prodMode) {
    var env = {
      production: process.env.NODE_ENV === 'production' || prodMode
    };

    if (!env.production) {

    	var config = new WebpackConfig().extend('webpack.dev.config');
      var WebpackDevServer = require('webpack-dev-server');

    	new WebpackDevServer(webpack(config), {
    		publicPath: config.output.publicPath,
    		hot: true,
    		historyApiFallback: true
    	}).listen(3000, 'localhost', function (err, result) {
    		if (err) {
    			console.log(err);
    		}
    		console.log('Listening at localhost:3000');
    	});

    } else {
    	var express = require('express');
    	var app = express();

      app.use("/static",express.static(__dirname + '/dist'));

    	app.get('/*', function(req, res) {
    		res.sendFile(path.join(__dirname, "index.html"));
    	});

    	var port = Number(process.env.PORT || 3000);
    	app.listen(port, function () {
    	  console.log('server running at localhost:3000, go refresh and see magic');
    	});

    }

  }
}