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-kwindowsystem/source/tests/activationtest.cpp

@@ -0,0 +1,48 @@
+/*
+    This file is part of the KDE libraries
+    SPDX-FileCopyrightText: 2024 Nicolas Fella <nicolas.fella@gmx.de>
+
+    SPDX-License-Identifier: LGPL-2.1-or-later
+*/
+
+#include <kwindowsystem.h>
+
+#include <QApplication>
+#include <QLayout>
+#include <QMainWindow>
+#include <QPushButton>
+
+#include <kwaylandextras.h>
+
+class MainWindow : public QMainWindow
+{
+public:
+    MainWindow()
+        : QMainWindow()
+    {
+        QMainWindow *otherWindow = new QMainWindow(this);
+        otherWindow->show();
+        otherWindow->setWindowState(Qt::WindowMinimized);
+
+        QPushButton *pushButton = new QPushButton(otherWindow);
+        pushButton->setText("Raise other");
+        layout()->addWidget(pushButton);
+
+        connect(pushButton, &QPushButton::clicked, this, [this] {
+            KWaylandExtras::requestXdgActivationToken(windowHandle(), KWaylandExtras::lastInputSerial(windowHandle()), QString());
+        });
+
+        connect(KWaylandExtras::self(), &KWaylandExtras::xdgActivationTokenArrived, this, [otherWindow](int /*serial*/, const QString &token) {
+            KWindowSystem::setCurrentXdgActivationToken(token);
+            KWindowSystem::activateWindow(otherWindow->windowHandle());
+        });
+    }
+};
+
+int main(int argc, char *argv[])
+{
+    QApplication a(argc, argv);
+    MainWindow w;
+    w.show();
+    return a.exec();
+}