update: fixed issues and update flake inputs

system/modules/hardware.nix

@@ -1,20 +1,29 @@
 {
   pkgs,
   inputs,
+  config,
   ...
 }:
 
 let
   inherit (pkgs.stdenv.hostPlatform) system;
-  pkgs-hyprland = inputs.hyprland.inputs.nixpkgs.legacyPackages.${system};
+  wm =
+    if config.programs.hyprland.enable then
+      "hyprland"
+    else if config.programs.niri.enable then
+      "niri"
+    else
+      null;
+
+  pkgs-wm = if wm != null then inputs.${wm}.inputs.nixpkgs.legacyPackages.${system} else pkgs;
 in
 {
   hardware = {
     graphics = {
       enable = true;
       enable32Bit = true;
-      package32 = pkgs-hyprland.pkgsi686Linux.mesa;
-      package = pkgs-hyprland.mesa;
+      package32 = pkgs-wm.pkgsi686Linux.mesa;
+      package = pkgs-wm.mesa;
       extraPackages = with pkgs; [
         intel-media-driver # LIBVA_DRIVER_NAME=iHD
         libva-vdpau-driver