Note that Git is the version control system while GitHub is a website. However, if you are a hardcore command line user, you can manipulate GitHub from there, too.

Several GitHub Actions actions are available for use with Arduino projects. One of these is arduino/compile-sketches. As you might have guessed from the name, this is a tool for compiling Arduino ...

It can be a barrier to using modern development tools and version control like Git. I know the compiler and toolchain is buried deep in that GUI somewhere. ... you can use the get function to download ...