efm-languageserver: configure as per null-ls.nvim
-
we previously used null-ls.nvim for neovim to bridge non-LSP tools into the editor experience: https://gitlab.com/jokeyrhyme/dotfiles/-/blob/3ac213334099b2228e29cd99fccf183c229fcf9c/config/nvim/lua/lsp-null.lua
-
now that we're using efm-languageserver, it should be possible to achieve most of the same setup