obsidian: fix nvidia-gpu causing issues

modules/nixos/system/hardware/gpu/nvidia/default.nix

@@ -15,11 +15,12 @@ in
   };
 
   config = mkIf cfg.enable {
-    environment.systemPackages = [ pkgs.nvidia-vaapi-driver ];
-
     hardware.graphics = {
       enable = true;
       enable32Bit = true;
+      extraPackages = [
+        pkgs.nvidia-vaapi-driver
+      ];
     };
 
     hardware.nvidia = {

overlays/obsidian/default.nix

@@ -0,0 +1,15 @@
+{ ... }:
+
+final: prev: {
+  obsidian = prev.obsidian.overrideAttrs (oldAttrs: rec {
+    # Add arguments to the .desktop entry
+    desktopItem = oldAttrs.desktopItem.override (desktopitem: {
+      exec = "${desktopitem.exec} --disable-gpu ";
+    });
+
+    # Update the install script to use the new .desktop entry
+    installPhase = builtins.replaceStrings [ "${oldAttrs.desktopItem}" ] [
+      "${desktopItem}"
+    ] oldAttrs.installPhase;
+  });
+}