nixos-config/config/programs/vim/modules/misc/firenvim.nix

{
  pkgs,
  config,
  ...
}: {
  output.plugins =
    if config.isDesktop
    then with pkgs.vimPlugins; [firenvim]
    else [];
  output.extraConfig =
    if config.isDesktop
    then ''
      silent call firenvim#install(0)
    ''
    else "";
  vim.opt.guifont = "Fira_Code_Mono_Nerd_Font_Mono:h9";
}