vk-hdr-layer: init

hosts/odyssey/hardware-configuration.nix

@@ -34,6 +34,9 @@
       powerOnBoot = true;
     };
     cpu.amd.updateMicrocode = lib.mkDefault config.hardware.enableRedistributableFirmware;
+    graphics = {
+      extraPackages = [ pkgs.vk-hdr-layer ];
+    };
     nvidia = {
       modesetting.enable = true;
       open = true;