text: var app = require("../dist/app");
  
  var defaultPort = 8080;
  /**
   * Normalize a port into a number, string, or false.
   */
  function normalizePort(val) {
    var port = parseInt(val, 10);
  
    if (isNaN(port)) return val;
    if (port >= 0) return port;
    return false;
  }
  
  const port = process.argv[2];
  
  app.listen(port, () => {
    console.log("Serving application on port " + port + ".");
  });
  