> none of the docs really mention this

Searching for the sister distro you mentioned, this[1] was one of the first links I stumbled upon, which included a link to the ARM ISO[2] and checksum[3] along with this note:

> No homebrew, they don’t have arm builds, we will include Pixi[4] instead, which is a nice package manager built on the popular conda ecosystem - there’s some good stuff in there!

[1] https://universal-blue.discourse.group/t/bluefin-lts-alpha-f...

[2] https://download.projectbluefin.io/bluefin-lts-arm64.iso

[3] https://download.projectbluefin.io/bluefin-lts-arm64.iso-CHE...

[4] https://github.com/prefix-dev/pixi