app.js

const Server = require('./server.js');
const port = (process.env.PORT || 8080);
const app = Server.app();

if (process.env.NODE_ENV !== 'production') {
  const webpack = require('webpack');
  const webpackDevMiddleware = require('webpack-dev-middleware');
  const webpackHotMiddleware = require('webpack-hot-middleware');
  const config = require('./webpack.dev.config.js');
  const compiler = webpack(config)

  app.use(webpackHotMiddleware(compiler));
  app.use(webpackDevMiddleware(compiler, {
    contentBase: '/public/',
    noInfo: true,
    publicPath: config.output.publicPath
  }));
}

app.listen(port)
console.log(`Listening at http://localhost:${port}`)