If you don't want to then fair enough :) that said if your problem is just installation, some of the gleam people realized it can be tricky and made a nice guide for various operating systems and package managers:
https://gleam.run/install/Note this includes installing erlang as well
While it is multiple steps, the frustration is a much more one time thing compared to the problems and frustrations you'd have using a language or its ecosystem for a long time or big project