I get the utility of it, and probably having everything in the repo of a project in the same programming language is a benefit, when onboarding new people. but.

I get the utility of it, and probably having everything in the repo of a project in the same programming language is a benefit, when onboarding new people. but... Shell scripting has a long and glorious history, filled with incremental improvement in the tooling that have proven themselves over decades. The shell scripting languages themselves and all the awesome tools that come along with them on UNIX. You are 100% guaranteed to be reinventing the wheel over and over (and poorly) if you write shell scripts without a good understanding of what is available "Off the shelf" There are great benefits to had by using am appropriate language for the task at hand.