Wrapped firefox/librewolf setup

I have been working on a LibreWolf wrap after I moved away from home-manager. The most annoying thing about configuring browsers, at least for me, has been that they are usually tied to the home and even if you get past that, the configuration drifts with state accumulating over time. Impermanence helps a little at least with the state, but that forces you to have an impermanent setup and still the configuration is tied to home, not allowing you to run multiple instances of different configurat...