server.js

// @ts-nocheck
// TODO: remove once there are typings in place

import './css/tailwind.css';
import * as sapper from '@sapper/server';
import compression from 'compression';
import express from 'express';
import helmet from "helmet";
import sirv from 'sirv';
import uuidv4 from 'uuid/v4';

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

const app = express();


if ( dev ) app.use( sirv( 'static', { dev } ) );

app.use( ( request, response, next ) => {
	response.locals.nonce = uuidv4();
	next();
} );

app.use(
	helmet(
		// {
		// 	contentSecurityPolicy: {
		// 		directives: {
		// 			scriptSrc: [
		// 				"'self'",
		// 				( request, response ) => `'nonce-${response.locals.nonce}'`
		// 			]
		// 		},
		// 		browserSniff: false
		// 	}
		// }
	),
	sapper.middleware(),
	compression({ threshold: 0 })
);

if ( dev ) {
	// only listen when started in dev
	app.listen( PORT, err => {
		if ( err ) console.log( 'error', err );
	} );
}

export {
	app
};