index.js

if (process.env.NODE_ENV !== 'production') {
  require('dotenv').config()
}

const express = require('express');
const compression = require('compression');
const scProxy = require('@sitecore-jss/sitecore-jss-proxy').default;
const config = require('./config');

const server = express();
const port = process.env.PORT || 3000;

// enable gzip compression for appropriate file types
server.use(compression());

// turn off x-powered-by http header
server.settings['x-powered-by'] = false;

// Serve static app assets from local /dist folder
server.use(
  '/dist/hello-jss-typescript/',
  express.static('../hello-jss-typescript/build', {
    fallthrough: false, // force 404 for unknown assets under /disthello-jss-typescript/
  })
);

// For any other requests, we render app routes server-side and return them
server.use('*', scProxy(config.serverBundle.renderView, config, config.serverBundle.parseRouteUrl));

server.listen(port, () => {
  console.log(`server listening on port ${port}!`);
});