add nushell

nixos/system/desktop/home-manager.nix

@@ -35,11 +35,18 @@ in
     ./home-manager/xmonad.nix
   ];
 
+
   # don't run autoload -U compinit && compinit before ~/.zshrc
   programs.zsh.enableGlobalCompInit = lib.mkForce false;
 
   home-manager.users.mainUser = {
 
+    # nushell is the new shit yeah
+    programs.nushell = {
+      enable = lib.mkDefault true;
+      package = pkgs.unstable.nushell;
+    };
+
     # a better cat
     programs.bat = {
       enable = true;