add: more system modules

system/profiles/gaming/default.nix

@@ -0,0 +1,30 @@
+{ lib, config, pkgs, inputs, ... }:
+
+let
+  cfg = config.systemProfile.gaming;
+in
+
+{
+  imports = [
+    inputs.nix-gaming.nixosModules.pipewireLowLatency
+  ];
+
+  config = lib.mkIf cfg.enable {
+    hardware.opengl.extraPackages = [ pkgs.gamescope ];
+    programs = {
+      steam.enable = true;
+      gamescope = {
+        enable = true;
+        capsSysNice = true;
+      };
+      gamemode = {
+        enable = true;
+        settings = {
+          softrealtime = "auto";
+          renice = 15;
+        };
+      };
+    };
+    services.pipewire.lowLatency.enable = true;
+  };
+}