turned nixgl into flake input

homeManagerModules/ghostty.nix

@@ -1,19 +1,13 @@
-{ config, pkgs, lib, ... }:
+{ config, pkgs, lib, nixgl-pkgs, ... }:
 {
   home.sessionVariables = lib.mkIf (config.enableShell && config.graphical) {
     TERMINAL = "ghostty";
   };
   
-  # https://github.com/nix-community/nixGL?tab=readme-ov-file#nix-channel-recommended
-  # nix-channel --add https://github.com/nix-community/nixGL/archive/main.tar.gz nixgl && nix-channel --update
-  nixGL.packages = import <nixgl> { inherit pkgs; };
-  nixGL.defaultWrapper = "mesa";
-  nixGL.installScripts = [ "mesa" ];
-
   programs.ghostty = lib.mkIf (config.enableShell && config.graphical) {
     enable = true;
     enableZshIntegration = true;
-    package = config.lib.nixGL.wrap pkgs.ghostty;
+    package = nixgl-pkgs.nixGLMesa pkgs.ghostty;
     settings = {
       # command = "TERM=xterm-256color /usr/bin/bash";
       font-size = 12;