app.js

'use strict';

var express = require('express'),
    app = express()

app.use(function(req, res, next) {
  // Website you wish to allow to connect
  res.setHeader('Access-Control-Allow-Origin', '*');
  // Request methods you wish to allow
  res.setHeader('Access-Control-Allow-Methods', 'GET, POST, OPTIONS, PUT, PATCH, DELETE');
  // Request headers you wish to allow
  res.setHeader('Access-Control-Allow-Headers', 'X-Requested-With,content-type');
  // Set to true if you need the website to include cookies in the requests sent
  // to the API (e.g. in case you use sessions)
  res.setHeader('Access-Control-Allow-Credentials', true);
  // Pass to next layer of middleware
  next();
});

app.use('/', express.static(__dirname + '/public'))

app.get('/status', function(req, res) {
  res.send('OK')
})

module.exports = app
if (!module.parent) {
  app.listen(process.env.PORT || 3000)
}