[misternugget]

Yup, correct. I used Monodraw [0] for that (and the diagrams in the book). Highly recommend Monodraw, easily one of the loveliest pieces of Mac software I used. And it just got an update!

[0]: https://monodraw.helftone.com

[xnacly]

Thanks, sadly Monodraw isn't cross-platform. Would've loved to use it.