text: var express = require('express');
  app = express();
  var converter = require('./converter')
  
  app.get('/rgbToHex', function(req, res) {
      var red = parseInt(req.query.red);
      var green = parseInt(req.query.green);
      var blue = parseInt(req.query.blue);
      var hex = converter.rgbToHex(red, green, blue);
      res.send(hex);
  });
  
  app.get('/hexToRgb', function(req, res) {
      var rgb = converter.hexToRgb(req.query.hex);
      res.send(JSON.stringify(rgb));
  });
  
  app.listen(3000);
  