tl;dr: simulatr is an unfinished R package that is intended as interactive educational material. Can you and your team finish it?

...

1. use the template mechanism to get your own copy of the repo
2. invite collaborators
3. divide tasks
4. clone the code to your working environment
5. make some changes
6. commit your changes to a branch
7. push your branch
8. open a pull request and wait for the checks to run through
9. have a collaborator review the code and merge back into main
10. celebrate and check out the updated documentation