refactor config with better structure

home/packages/gaming.nix

@@ -1,14 +1,33 @@
 { pkgs, ... }:
 {
   home.packages = with pkgs; [
-    awakened-poe-trade
-    lutris
-    rusty-path-of-building
-    protonup-qt
-    protontricks
-    winetricks
-    mangohud
-    steamtinkerlaunch
+    # Launchers
     gamma-launcher
+    lutris
+
+    # Wine / Proton
+    protontricks
+    protonup-qt
+    steamtinkerlaunch
+    winetricks
+
+    # Overlays
+    mangohud
+
+    # Path of Exile
+    awakened-poe-trade
+    rusty-path-of-building
   ];
+
+  xdg.desktopEntries."awakened-poe-trade" = {
+    name = "Awakened PoE Trade";
+    exec = "${pkgs.awakened-poe-trade}/bin/awakened-poe-trade --no-overlay --listen=0.0.0.0:33333 %U";
+    terminal = false;
+    type = "Application";
+    icon = "awakened-poe-trade";
+    categories = [
+      "Game"
+      "Utility"
+    ];
+  };
 }