games: add steam

modules/boot.nix

@@ -1,19 +0,0 @@
-{ config, lib, pkgs, ... }:
-
-# theming of grub
-
-{
-  boot.loader.grub = {
-    theme = pkgs.stdenv.mkDerivation {
-      pname = "hyperfluent";
-      version = "v1.0.1";
-      src = pkgs.fetchFromGitHub {
-        owner = "Coopydood";
-        repo = "HyperFluent-GRUB-Theme";
-        rev = "62e525ea2aa250e3f37669d68eb355b6cc997d64";
-        hash = "sha256-Als4Tp6VwzwHjUyC62mYyiej1pZL9Tzj4uhTRoL+U9Q=";
-      };
-      installPhase = "cp -r nixos $out";
-    };
-  };
-}

modules/games.nix

@@ -4,4 +4,12 @@
   environment.systemPackages = with pkgs; [
     osu-lazer
   ];
+
+  programs.steam = {
+    enable = true;
+    extest.enable = true;
+    extraPackages = [ pkgs.gamescope ];
+
+    gamescopeSession.enable = true;
+  }
 }