most basic express js static server

express-static-server.js

const path = require('path');
const express = require('express');

// x platform path
const publicPath = path.join(__dirname, './public');

// setup
const app = express();
app.use(express.static(publicPath));

// start
server.listen(3000, () => {
  console.log('server running on port 3000');
});