Add hyprland

Add unfree

modules/nixos/unfree/default.nix

@@ -0,0 +1,19 @@
+{ pkgs, lib, config, ... }:
+let
+  cfg = config.mods.unfree;
+  mkPackages = mod:
+    if cfg.${mod}.enable then
+    cfg.${mod}.packages else [];
+
+in {
+  imports = [
+    ./steam.nix
+    ./nvidia.nix
+  ];
+
+  nixpkgs.config.allowUnfreePredicate = pkg:
+    builtins.elem (lib.getName pkg) (
+      (mkPackages "steam") ++
+      (mkPackages "nvidia")
+    );
+}