[Node] serve static and html files

Node.js

const http = require('http');
const fs = require('fs');

const server = http.createServer((req, res) => {
  res.statusCode = 200;
  res.setHeader('Content-Type', 'text/html');
  const html = fs.readFileSync('index.html', 'utf8');
  res.write(html);
  res.end();
});

server.listen(8000);

Express

let indexPage = path.join(__dirname + '/public/index.html');
app.get('/', (req, res) => {
  res.sendFile(indexPage);
});