Advance Wayland and KDE package bring-up

Ultraworked with [Sisyphus](https://github.com/code-yeongyu/oh-my-openagent)

Co-authored-by: Sisyphus <clio-agent@sisyphuslabs.ai>

local/recipes/kde/kf6-kitemmodels/source/tests/proxymodeltestapp/main.cpp

@@ -0,0 +1,17 @@
+/*
+    SPDX-FileCopyrightText: 2009 Stephen Kelly <steveire@gmail.com>
+
+    SPDX-License-Identifier: LGPL-2.1-or-later
+*/
+
+#include "mainwindow.h"
+
+#include <QApplication>
+
+int main(int argc, char **argv)
+{
+    QApplication app(argc, argv);
+    MainWindow *mw = new MainWindow();
+    mw->show();
+    return app.exec();
+}