servidor estático nodejs

staticServer.js

const PORT = 8080

const http = require('http');
const finalhandler = require('finalhandler');
const serveStatic = require('serve-static');

const serve = serveStatic("./app/");

const server = http.createServer((req, res) => {
  const done = finalhandler(req, res);
  serve(req, res, done);
});

server.listen(PORT, () => {
  console.log('servidor rodando na porta: ' + PORT)
});