file.js

var s3 = require('knox');

var Builder = require('component-builder')

var builder = new Builder(__dirname);

builder.addLookup('js');
builder.copyAssetsTo('package');

builder.build(function(err, res){
  if (err) throw err;

  var js = res.require + res.js;
    , req = client.put('/package.js', {'Content-Length': js.length, 'Content-Type': 'text/javascript'});

  req.on('response', function(res){
    if (200 == res.statusCode) {
      console.log('saved to %s', req.url);

      // Duplicate for css
      // Upload contents of ./package
      process.exit();
    }
  });

  req.end(js);
});