Add Battle.net module enabling Lutris, wine, and winetricks

modules/nixos/battlenet.nix

@@ -0,0 +1,23 @@
+{
+  config,
+  lib,
+  pkgs,
+  ...
+}:
+with lib;
+let
+  cfg = config.modules.battlenet;
+in
+{
+  config = mkIf cfg.enable {
+    # Battle.net games rely on 32-bit graphics libraries; Steam would
+    # normally force this on, but enable it independently as a fallback.
+    hardware.graphics.enable32Bit = mkDefault true;
+
+    environment.systemPackages = with pkgs; [
+      lutris
+      wineWow64Packages.staging
+      winetricks
+    ];
+  };
+}

modules/nixos/default.nix

@@ -3,6 +3,7 @@
 }:
 {
   imports = [
+    ./battlenet.nix
     ./boot.nix
     ./dev.nix
     ./fonts.nix

modules/options/battlenet.nix

@@ -0,0 +1,10 @@
+{
+  lib,
+  ...
+}:
+with lib;
+{
+  options.modules.battlenet = {
+    enable = mkEnableOption "Battle.net via Lutris/Wine";
+  };
+}

modules/options/default.nix

@@ -3,6 +3,7 @@
 }:
 {
   imports = [
+    ./battlenet.nix
     ./discord.nix
     ./dictation.nix
     ./dev.nix

profiles/gaming/default.nix

@@ -7,4 +7,6 @@
   ];
 
   modules.steam.enable = true;
+
+  modules.battlenet.enable = true;
 }