nichts/modules/services/mako.mod.nix

{ pkgs, ... }:
let
  mako-wrapped = pkgs.symlinkJoin {
    name = "mako-wrapped";
    paths = [ pkgs.mako ];
    nativeBuildInputs = [ pkgs.makeWrapper ];
    postBuild = ''
      wrapProgram $out/bin/mako --add-flags "\
      --font 'Lexend 11' \
      --border-radius 8 \
      --padding 8 \
      --border-size 5 \
      --default-timeout 4000"
    '';
  };
in
{
  environment.systemPackages = [ mako-wrapped ];
}