Oh I know about alpine, sadly it didn’t “click” the same way void did and felt more like a distro to use in embedded systems or similar space constrained situations. Gentoo on the other hand I like, but the initial setup + waiting for stuff to compile put me off of it. Maybe I’ll try it again sometime with all precompiled packages.
Here is a list of most banking apps and whether they work or not. I’ve been using GrapheneOS for a while and haven’t encountered major problems. Only thing I wish I knew beforehand is that multi-user profiles are more cumbersome than what most people say.