added root option

flake.nix

@@ -17,8 +17,8 @@
       lib = pkgs.lib;
 
       userOptions = config: {
-        openssh.authorizedKeys.keyFiles = [ ./personal_keys ];
-        extraGroups = [ "wheel" ];
+        openssh.authorizedKeys.keyFiles = lib.optionals config.ssh [ ./personal_keys ];
+        extraGroups = lib.optionals config.root [ "wheel" ];
         shell = lib.mkIf config.shell pkgs.zsh;
       };
     in
@@ -47,14 +47,13 @@
           ./nixosModules/scripts.nix
           inputs.home-manager.nixosModules.default
         ];
-
-        users.users.root = userOptions config;
+        nix.settings.trusted-users = [ "root" "@wheel" ];
         users.users.${config.user} = {
           isNormalUser = true;
         } // userOptions config;
 
-        nix.settings.trusted-users = [ "root" "@wheel" ];
-        security.sudo-rs = {
+        users.users.root = lib.mkIf config.root (userOptions config);
+        security.sudo-rs = lib.mkIf config.root {
           enable = true;
           execWheelOnly = false;
           wheelNeedsPassword = false;

homeManagerModules/shell.nix

@@ -10,7 +10,7 @@
     enable = true;
     enableCompletion = true;
     autosuggestion.enable = true;
-    syntaxHighlighting.enable = true;
+    # syntaxHighlighting.enable = true;
     oh-my-zsh = {
       enable = true;
       theme = "risto";

nixosModules/options.nix

@@ -15,7 +15,6 @@
   # release notes.
   options.stateVersion = lib.mkOption {
     type = lib.types.str;
-    # default = "25.01";
     description = "The state version when the configuration was initially created";
   };
 
@@ -25,6 +24,12 @@
     description = "Profile type for the Home Manager configuration.";
   };
 
+  options.root = lib.mkOption {
+    type = lib.types.bool;
+    default = false;
+    description = "Whether enable all the root user stuff";
+  };
+
   options.shell = lib.mkOption {
     type = lib.types.bool;
     default = true;