add: more system modules

system/modules/user/ooks.nix

@@ -0,0 +1,28 @@
+{ lib, pkgs, config, ... }:
+
+let 
+  ifTheyExist = groups: builtins.filter (group: builtins.hasAttr group config.users.groups) groups;
+  cfg = config.systemModule.user.ooks;
+in
+
+{
+  config = lib.mkIf cfg.enable {
+    users.users.ooks = {
+      isNormalUser = true;
+      extraGroups = [
+      "wheel"
+      "video"
+      "audio"
+      ] ++ ifTheyExist [
+      "git"
+      "network"
+      "libvirtd"
+      "deluge"
+      ];
+
+    packages = [ pkgs.home-manager ];
+    };
+
+    home-manager.users.ooks = import ../../../../home/user/ooks/${config.networking.hostName};
+  };
+}