···11-// server.js
22-// where your node app starts
33-44-// init project
55-var express = require('express');
66-var app = express();
77-88-// we've started you off with Express,
99-// but feel free to use whatever libs or frameworks you'd like through `package.json`.
1010-1111-// http://expressjs.com/en/starter/static-files.html
1212-app.use(express.static('build'))
1313-1414-// http://expressjs.com/en/starter/basic-routing.html
1515-app.get("/", function (request, response) {
1616- response.sendFile(__dirname + '/index.html');
1717-});
1818-1919-app.get("/service-worker.js", function (request, response) {
2020- response.sendFile(__dirname + '/service-worker.js');
2121-});
2222-2323-// listen for requests :)
2424-var listener = app.listen(process.env.PORT, function () {
2525- console.log('Your app is listening on port ' + listener.address().port);
2626-});