I mean, clearly you could do this with a shell script, but I believe that tcl is installed by default on MacOs, so there's that too, both wish and tclsh are ava

I mean, clearly you could do this with a shell script, but I believe that tcl is installed by default on MacOs, so there's that too, both wish and tclsh are available so you could even have UI (as long as you don't care about accessibility)