text: 'use strict';
  
  var
    fs        = require('fs'),
    express   = require('express'),
    publicDir = process.env.APP_PUBLIC_DIR,
    rootDir   = process.env.APP_ROOT;
  
  module.exports = {
    root: function(req, res) {
      res.sendFile(publicDir + '/index.html', {root: rootDir});
    }
  };
  