Clone the code into the jquery-wp-content/plugins directory.
Update the jquery-wp-content/sites.php file:
Add the line 'jquery-q-and-a/jquery-q-and-a.php', under the active plugins of learn.jquery.com.
Run npm install and grunt.
This repository was built to work with the related Node server.
The board to keep track of all the features under development is available on Waffle.io.