Move separate games.nix into Vanguard.nix

Move extra packages (lutris, prismlauncher, etc...) to home-manager
since they don't need to be in nixos config

configuration/Vanguard.nix

@@ -1,5 +1,5 @@
 {config, ...}: {
-  imports = [./desktop.nix ./games.nix];
+  imports = [./desktop.nix];
   boot = {
     initrd.kernelModules = ["amdgpu"];
     extraModulePackages = with config.boot.kernelPackages; [v4l2loopback];
@@ -7,9 +7,22 @@
       options v4l2loopback devices=1 video_nr=1 card_label="OBS Cam" exclusive_caps=1
     '';
   };
-  hardware.opengl = {
-    driSupport = true;
-    driSupport32Bit = true;
+  hardware = {
+    opengl = {
+      driSupport = true;
+      driSupport32Bit = true;
+    };
+    steam-hardware.enable = true;
   };
   services.ollama.enable = true;
+  programs = {
+    gamescope = {
+      enable = true;
+      capSysNice = true;
+    };
+    steam = {
+      enable = true;
+      remotePlay.openFirewall = true;
+    };
+  };
 }

configuration/desktop.nix

@@ -59,6 +59,7 @@
         (old: {passthru.providedSessions = ["sway"];});
       wrapperFeatures.gtk = true;
     };
+    xwayland.enable = true;
   };
   gtk.iconCache.enable = true;
   qt = {

configuration/games.nix

@@ -1,21 +0,0 @@
-{pkgs, ...}: {
-  environment.systemPackages = with pkgs; [
-    lutris
-    prismlauncher
-    (retroarch.override {
-      cores = with libretro; [dolphin mgba mupen64plus];
-    })
-  ];
-  hardware.steam-hardware.enable = true;
-  programs = {
-    xwayland.enable = true;
-    gamescope = {
-      enable = true;
-      capSysNice = true;
-    };
-    steam = {
-      enable = true;
-      remotePlay.openFirewall = true;
-    };
-  };
-}