fix 26.05 evaluation warnings

wineWowPackages → wineWow64Packages,
environmentFile → environmentFiles (list),
gtk.gtk4.theme = null for all hosts.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

home-manager/fred.nix

@@ -5,6 +5,7 @@ let
 in
 {
   home.stateVersion = "25.11";
+  gtk.gtk4.theme = null;
 
   home.packages = with pkgs; [
     #

services/dr-server.nix

@@ -1,6 +1,6 @@
 { config, pkgs, lib, ... }:
 let
-  wine = pkgs.wineWowPackages.stable;
+  wine = pkgs.wineWow64Packages.stable;
   dataDir  = "/var/lib/dr-server";
   buildDir = "${dataDir}/Build";
   prefix   = "${dataDir}/wine";

services/homepage.nix

@@ -94,7 +94,7 @@ in
       allowedHosts = "localhost:8084,127.0.0.1:8084,homepage.nordhammer.it";
 
       # API keys auto-extracted by homepage-extract-secrets.service
-      environmentFile = "/etc/homepage-secrets";
+      environmentFiles = [ "/etc/homepage-secrets" ];
 
       settings = {
         title = "FredOS Mediaserver";