I've written up some notes on how to install Tribblix to UFS on UEFI
https://ptribble.blogspot.com/2025/03/tribblix-uefi-and-ufs.html
In doing this, I learnt how the EFI system partition (ESP) and boot partition actually work, which is always a good outcome.
(And spent more time in the EFI shell scratching my head than I would have planned.)