The post aims to summarize all pieces of information to set up a closed repository for 3 people in a competition. Please, feel free to add a problem to the list
How can you report bugs efficiently to
your team mates?
I had a problem in reporting bugs and feature requests to my team mates.
The software TicGit solves the problem for me. It is a ticket system for Git, which you can install simply by setting it up as a separate branch to your project.