Костылестроение

[scif_yar]

Вообще вот
(надо слить теги будет)
Как начать работать с GitHub: быстрый старт
https://habr.com/ru/post/125799/

Press Ctrl+Alt+S to open the IDE settings and select Version Control | GitHub.

Click the Add button.

Select Log In via GitHub.

Enter your GitHub credentials in the browser window that opens. If you have two-factor authentication enabled, you will be asked to enter a code that will be sent to you by SMS or through the mobile application.
https://www.jetbrains.com/help/idea/github.html

Commit and push changes to Git repository
https://www.jetbrains.com/help/idea/commit-and-push-changes.html