Refactor

_server.js

@@ -0,0 +1,37 @@
+var path = require('path');
+var express = require('express');
+
+var app = express();
+var port = process.env.PORT || 3000;
+
+if (process.env.NODE_ENV !== 'production') {
+  var webpack = require('webpack');
+  var config = require('./webpack.config.dev');
+  var compiler = webpack(config);
+
+  app.use(require('webpack-dev-middleware')(compiler, {
+    noInfo: true,
+    publicPath: config.output.publicPath
+  }));
+  app.use(require('webpack-hot-middleware')(compiler));
+} else {
+  app.use('/static', express.static('dist'));
+}
+
+// Frontend
+app.get('/service-worker.js', function(req, res) {
+  res.header("Content-Type", "application/javascript");
+  res.sendFile(path.join(__dirname, 'service-worker.js'));
+});
+app.get('*', function(req, res) {
+  res.sendFile(path.join(__dirname, 'index.html'));
+});
+
+app.listen(port, function(err) {
+  if (err) {
+    console.log(err);
+    return;
+  }
+
+  console.log('Listening at ' + port);
+});