The source is written in Markdown and then build with mdbook to generate HTML pages.
Install all of the above, so that the executables are in your environments path variable.
To build the html pages run mdbook from the checkout folder of this repository
mdbook build
or alternatively you can build and serve the html pages locally with
mdbook serve
then you can locate you webbrowser to http://localhost:3000
the html pages will automatically be updated if you change the source files.