text: const express = require('express');
  const passport = require('../passport.js') // passport w/ loaded strategies
  
  const router = express.Router();
  
  const failureRedirect = '/';
  
  router.get( '/',
  	passport.authenticate('facebook'),
  	(req, res) => {} // handler
  );
  
  router.get( '/callback',
  	passport.authenticate('facebook', { failureRedirect }), // middleware
  	(req, res) => res.redirect('/account') // handler
  );
  
  module.exports = router;