Yep, the purpose of life is to just live and there’s no reason for that besides the fact that it just happened because laws of universe somehow managed to create autonomous complex mass of particles called living beings.

Edit: but because of how human psychology works we have an ability to give a “meaning” of life by ourselves and stick with it.

There is Huzza porpoise, Algerine porpoise, even Mealy-mouthed porpoise. Plenty of cetology to be had.