UPDATE: I’ve update this blog post on the 30 of June 2023. I corrected a statement where I said that the _quarto.yml file is where you can choose the version of R to compile the book. That’s wrong, choosing the version of R to compile the book is done on the Github Actions workflow. I’ve also added some answers to questions I got on social media.

So I’ve recently self-published a book on both Leanpub as an Ebook and <a …