Personally I think they’re useful for one thing and one thing only, a gig/night out. When you don’t want to have some kind of battery pack to recharge your vape so you have a couple disposables in your pocket, and if you lose it, shrug, it cost a couple quid.
That said, I back this ban wholeheartedly
I use Portainer to manage Docker. It’s really easy.
My are stack is just one big docker config except in Portainer it’s called a “Stack”