The simplest way to install NodeJS is with the binary hosted on http://nodejs.org. Get it!
$ sudo npm install -g bower grunt-cli
$ npm install
$ bower install
$ grunt
Heroku doesn't like to host static content, so we're going to trick it into hosting our static single-player game as a PHP site.
$ grunt build
$ cd ./dist
$ git init`
$ heroku create
$ git push heroku master
$ heroku ps:scale web=1