[gaming] Remove heavy build packages

dolphin-emu-primehack will be available as a pre-build in 25.11

retroarch-full -- in general I'm wondering of using steam>retroarch is a
better experience

home/home-laptop-compact.nix

@@ -18,7 +18,14 @@
     media.enable = true;
     sync.enable = true;
     kubectl.enable = true;
-    # office.enable = false;  # Excluded for storage constraints
+
+    # Launcher wrappers for excluded/optional packages
+    launchers = {
+      enable = true;
+      packages = [
+        "libreoffice"
+      ];
+    };
   };
 
   targets.genericLinux.enable = true;

home/roles/default.nix

@@ -7,6 +7,7 @@
     ./gaming
     ./kdeconnect
     ./kubectl
+    ./launchers
     ./media
     ./office
     ./sync

home/roles/launchers/default.nix

@@ -0,0 +1,36 @@
+{ config, lib, pkgs, ... }:
+
+with lib;
+
+let
+  cfg = config.home.roles.launchers;
+
+  # Generate a wrapper script for a package
+  makeLauncher = packageName: pkgs.writeShellScriptBin packageName ''
+    exec env NIXPKGS_ALLOW_UNFREE=1 ${pkgs.nix}/bin/nix run --impure nixpkgs#${packageName} -- "$@"
+  '';
+
+  # Generate all launcher scripts from the package list
+  launcherPackages = map makeLauncher cfg.packages;
+in
+{
+  options.home.roles.launchers = {
+    enable = mkEnableOption "wrapper launchers for excluded packages";
+
+    packages = mkOption {
+      type = types.listOf types.str;
+      default = [];
+      example = [ "steam" "libreoffice" "lutris" ];
+      description = ''
+        List of package names to create launcher wrappers for.
+        Each wrapper will run: NIXPKGS_ALLOW_UNFREE=1 nix run --impure nixpkgs#<package>
+
+        This is useful for occasionally running packages without permanently installing them.
+      '';
+    };
+  };
+
+  config = mkIf cfg.enable {
+    home.packages = launcherPackages;
+  };
+}

machines/nix-book/configuration.nix

@@ -15,7 +15,7 @@
     desktop = {
       enable = true;
       wayland = true;
-      gaming.enable = false;
+      gaming.enable = true;
       kde = true;
       sddm = true;
     };

roles/desktop/gaming.nix

@@ -9,21 +9,32 @@ in
   config = mkMerge [
     (mkIf (cfg.enable && cfg.gaming.enable) {
       environment.systemPackages = with pkgs; [
-        steam
         lutris
         moonlight
 
         # Emulators
         dolphin-emu
-        dolphin-emu-primehack
+
-        retroarch-full
+        # Waiting for 25.11 where the binary build has been fixed
+        #dolphin-emu-primehack
+
+        # Experimenting with just using the steam version + downloading
+        # indiviudal cores
+        #retroarch-full
         ryubing
       ];
+
+      programs.steam = {
+        enable = true;
+        remotePlay.openFirewall = true;
+        dedicatedServer.openFirewall = true;
+        localNetworkGameTransfers.openFirewall = true;
+      };
+
       # TODO: Remove me once dolphin-emu and dolphin-emu-primehack update
       #       dependencies to mbedtls from mbedtls_2 (which is currently)
       #       unmaintained
       nixpkgs.config.permittedInsecurePackages = [ "mbedtls-2.28.10" ];
-
       warnings = [
         "Using insecure mbedtls-2.28.10 for Dolphin Emu - check for updates regularly"
       ];