nix-config/modules/shell/fish.nix

{
  config,
  lib,
  pkgs,
  vars,
  ...
}: {
  home-manager.users.${vars.user} = {
    programs.fish = {
      enable = true;
      interactiveShellInit = ''
        nix-your-shell fish | source
        set fish_greeting
      '';
      shellAliases = {
        lzg = "lazygit";
        lzd = "lazydocker";
        batt = ''upower -i /org/freedesktop/UPower/devices/battery_BAT0 | grep -e "percentage" -e "state"'';
      };
    };
  };
}