working version of server.js

server.js

// @ts-nocheck TODO: remove at some point

// TODO: what todo with those two imports? needed? if so why and how?
//import config from './config';
//import './css/index.css';

import sirv from 'sirv';
import polka from 'polka';
import compression from 'compression';
import * as sapper from '@sapper/server';

const {
	PORT,
	NODE_ENV
} = process.env;
const dev = NODE_ENV === 'development';

if ( dev ) {
	polka() // You can also use Express
		.use(
			compression( {
				threshold: 0
			} ),
			sirv( 'static', {
				dev
			} ),
			sapper.middleware()
		)
		.listen( PORT, err => {
			if ( err ) console.log( 'error', err );
		} );
}

export {
	sapper
};