Tools
To get started, you'll need to install Visual Studio Code, GIT, Docker and mdBook. We'll use Windows executables. You're free to use development setups and whatnot, but you're on your own when things do not work.
ShareX
A general usefull tool for taking snapshots and whatnot is ShareX
Draw.io
Another usefull program is Draw.io It allows you to visually draw flowcharts. If you prefer a desktop application, the search the Windows store or download from Github
Inkscape
For quickly (with a small learning curve) drawing overviews and depicting principles (and more) you can use Inkscape.