text: var express = require('express')
  
  var app = express()
  
  app.set('view engine', 'pug')
  
  app.use(express.static('public'))
  
  app.get('/', function (req, res) {
    res.render('index', {'title': 'Prodigius DeMO'})
  })
  
  app.listen(3000, function (err) {
    if (err) {
      process.exit(1)
      return console.log('tenemos un Error!!!')
    }
    console.log('Prodigius escuchando en el puerto 3000!!')
  })
  