app.js

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

if (process.env.NODE_ENV === 'development') {
  const webpackDevMiddleware = require('webpack-dev-middleware');
  const webpackHotMiddleware = require('webpack-hot-middleware');
  config = require('../webpack.config.js');
  
  app.use(webpackHotMiddleware(compiler))
  app.use(webpackDevMiddleware(compiler, {
    noInfo: true,
    publicPath: config.output.publicPathdist
  }))
} else {
  config = require('../webpack.deployment.config.js');
}
  
const compiler = webpack(config);
  
app.listen(port);
console.log(`Listening at http://localhost:${port}`);