How do i use a different config for firenvim

[Quicksilver151]

neovim has too much ui that gets in the way in my normal config.
i just want to use vim motions in input areas. so how do i use a different neovim config for fire nvim

[justinmk]

https://github.com/glacambre/firenvim?tab=readme-ov-file#building-a-firenvim-specific-config