You can see a demo of the template in the HTML5 Game Development activity
This is template which can been used for implementing a technical documentation or activity in Github Pages using the Prettydocs template.
Clone the repo and add the title of your course and the title of each lesson in the file as shown as course_details.txt.Then run:
node template.js course_details.txt
As a result you will have a list of HTML files created ready to be filled with the content of your activity or documentation. This script will create a context menu and all the necessary links for your activity.