first, failed, attempt to install a windows app

flake.nix

@@ -79,6 +79,8 @@
       };
     };
 
+    packages."${system}" = lib.my.mapModules ./packages (p: pkgs.callPackage p { inherit inputs; });
+
     nixosModules = mapModulesRec ./modules import;
     nixosConfigurations = mapHosts ./hosts {};
   };

hosts/manwe/users/chris/default.nix

@@ -30,6 +30,7 @@
       office.enable = true;
       steam.enable = true;
       recording.enable = true;
+      studio.enable = true;
     };
 
     terminal = {

modules/home/desktop/applications/studio.nix

@@ -1,14 +1,17 @@
-{ config, lib, user, ... }:
+{ pkgs, config, lib, user, ... }:
 let
-  inherit (lib) mkIf;
-  # inherit (lib.my) mkWinApp;
+  inherit (lib) mkIf mkEnableOption;
 
   cfg = config.modules.${user}.desktop.applications.studio;
 in
 {
-  options.${user}.desktop.applications.studio = {};
+  options.modules.${user}.desktop.applications.studio = {
+    enable = mkEnableOption "Enable Bricklink Studio";
+  };
 
   config = mkIf cfg.enable {
-
+    environment.systemPackages = with pkgs; [
+      my.studio
+    ];
   };
 }

modules/system/services/auth.nix

@@ -127,7 +127,7 @@ in
               authorization_policy = "one_factor";
               userinfo_signed_response_alg = "none";
               consent_mode = "implicit";
-              scopes = [ "openid" "email" "picture" "profile" "groups" ];
+              scopes = [ "offline_access" "openid" "email" "picture" "profile" "groups" ];
               redirect_uris = [ "http://localhost:3000/api/auth/oauth2/callback/authelia" ];
             }
           ];

packages/studio.nix

@@ -0,0 +1,102 @@
+{ pkgs, lib, inputs }: let
+  inherit (builtins) fetchurl;
+  inherit (pkgs) makeDesktopItem wineWowPackages;
+  inherit (inputs.erosanix.lib.x86_64-linux) mkWindowsApp makeDesktopIcon;
+
+  wine = wineWowPackages.base;
+in mkWindowsApp rec {
+  inherit wine;
+
+  pname = "studio";
+  version = "2.25.4_1";
+
+  src = fetchurl {
+    url = "https://studio.download.bricklink.info/Studio2.0+EarlyAccess/Archive/2.25.4_1/Studio+2.0+EarlyAccess.exe";
+    sha256 = "sha256:1gw6pyvfr7zr42g21hqgiwkjs88nvhq2c2v40y21frvwv17hja92";
+  };
+
+  enableMonoBootPrompt = false;
+  dontUnpack = true;
+
+  wineArch = "win64";
+  enableInstallNotification = true;
+
+  fileMap = {
+    "$HOME/.cache/${pname}" = "drive_c/${pname}/${pname}-cache";
+  };
+
+  fileMapDuringAppInstall = false;
+
+  persistRegistry = false;
+  persistRuntimeLayer = false;
+  inputHashMethod = "store-path";
+
+  # Can be used to precisely select the Direct3D implementation.
+  #
+  # | enableVulkan | rendererOverride | Direct3D implementation |
+  # |--------------|------------------|-------------------------|
+  # | false        | null             | OpenGL                  |
+  # | true         | null             | Vulkan (DXVK)           |
+  # | *            | dxvk-vulkan      | Vulkan (DXVK)           |
+  # | *            | wine-opengl      | OpenGL                  |
+  # | *            | wine-vulkan      | Vulkan (VKD3D)          |
+  enableVulkan = false;
+  rendererOverride = null;
+
+  enableHUD = false;
+
+  enabledWineSymlinks = { };
+  graphicsDriver = "auto";
+  inhibitIdle = false;
+
+  winAppInstall = ''
+    d="$WINEPREFIX/drive_c/${pname}"
+    config_dir="$HOME/.config/studio"
+
+    mkdir -p "$d"
+    wine ${src}
+
+    mkdir -p "$config_dir"
+  '';
+
+  winAppPreRun = '''';
+
+  winAppRun = ''
+    wine "$WINEPREFIX/drive_c/${pname}/studio-${version}-64.exe" "$ARGS"
+  '';
+
+  winAppPostRun = "";
+  installPhase = ''
+    runHook preInstall
+
+    ln -s $out/bin/.launcher $out/bin/${pname}
+
+    runHook postInstall
+  '';
+
+  desktopItems = [
+    (makeDesktopItem {
+      mimeTypes = [];
+
+      name = pname;
+      exec = pname;
+      icon = pname;
+      desktopName = "Bricklink studio";
+      genericName = "Lego creation app";
+      categories = [];
+    })
+  ];
+
+  desktopIcon = makeDesktopIcon {
+    name = pname;
+    src = ./studio.png;
+  };
+
+  meta = with lib; {
+    description = "App for creating lego builds";
+    homepage = "https://www.bricklink.com/v3/studio/main.page";
+    license = "";
+    maintainers = [];
+    platforms = [ "x86_64-linux" ];
+  };
+}