try to make grub settings a custom option

hosts/desktop1/configuration.nix

@@ -9,8 +9,6 @@
       ../../modules/nix/virt.nix
     ];
 
-  boot.loader.efi.canTouchEfiVariables = true;
-
   home-manager = {
     extraSpecialArgs = { inherit inputs; };
     users = {

hosts/laptop1/configuration.nix

@@ -7,7 +7,7 @@
       ./hardware-configuration.nix
     ];
 
-  boot.loader.grub.efiInstallAsRemovable = true;
+  smayzy.grub-on-lap = true;
 
   home-manager = {
     extraSpecialArgs = { inherit inputs; };