fix gamescope with steam

configuration.nix

@@ -191,6 +191,23 @@ in
     dedicatedServer.openFirewall = true; # Open ports in the firewall for Source Dedicated Server
   };
   hardware.opengl.driSupport32Bit = true; # Enables support for 32bit libs that steam uses
+  
+  nixpkgs.config.packageOverrides = pkgs: {
+    steam = pkgs.steam.override {
+      extraPkgs = pkgs: with pkgs; [
+        xorg.libXcursor
+        xorg.libXi
+        xorg.libXinerama
+        xorg.libXScrnSaver
+        libpng
+        libpulseaudio
+        libvorbis
+        stdenv.cc.cc.lib
+        libkrb5
+        keyutils
+      ];
+    };
+  };
 
   # Some programs need SUID wrappers, can be configured further or are
   # started in user sessions.