git is a command-line tool that helps you work with the code repositories and add them to online services (like GitHub, GitLab, etc.) git also helps you to track all your project versions and work with other developers without a need to rewrite all the code at slight changes of your colleagues
this guide will help you learn how to use git in your projects
this file (README.md) is a file where I'd described everything to help you navigate in project
commands.md - a file with git commands to use
terms_explanation.md - a file with explanation of some terms
screenshots - a directory (a directory is similiar to a folder in Windows) with some screenshots about git working
this project (well, just a test one) is still in developement so, there will be a lot of changes
btw sorry if my english is too bad, I'm just learning BUT promise you, I'll become better at this)