server.js

var webpack = require('webpack');
var WebpackDevServer = require('webpack-dev-server');
var config = require('./webpack.config');

var port = 8000;

config.entry.unshift("webpack-dev-server/client?http://localhost:" + port);
config.entry.unshift("webpack/hot/dev-server");
config.plugins.push(
  new webpack.HotModuleReplacementPlugin()
);

new WebpackDevServer(webpack(config), {
  contentBase: "./public",
  hot: true,
  historyApiFallback: true,
  noInfo: true,
}).listen(port, 'localhost', function (err, result) {
  console.log('Listening at localhost:' + port);

  if (err) {
    console.log(err);
  }
});