nixos-combined-flake/modules/home-manager/shell/tldr/default.nix

{ pkgs, config, lib, ... }: {
  options = {
    programs.tldr.enable = lib.mkEnableOption "tldr";
  };
  config = lib.mkIf config.programs.tldr.enable {
    home.packages = with pkgs; [ tldr ];
  };
}