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/src/kwindoweffects.cpp

@@ -0,0 +1,40 @@
+/*
+    SPDX-FileCopyrightText: 2014 Martin Gräßlin <mgraesslin@kde.org>
+
+    SPDX-License-Identifier: LGPL-2.1-only OR LGPL-3.0-only OR LicenseRef-KDE-Accepted-LGPL
+*/
+
+#include "kwindoweffects_p.h"
+#include "pluginwrapper_p.h"
+#include <QWindow>
+
+KWindowEffectsPrivate::KWindowEffectsPrivate()
+{
+}
+
+KWindowEffectsPrivate::~KWindowEffectsPrivate()
+{
+}
+
+namespace KWindowEffects
+{
+bool isEffectAvailable(Effect effect)
+{
+    return KWindowSystemPluginWrapper::self().effects()->isEffectAvailable(effect);
+}
+
+void enableBlurBehind(QWindow *window, bool enable, const QRegion &region)
+{
+    KWindowSystemPluginWrapper::self().effects()->enableBlurBehind(window, enable, region);
+}
+
+void enableBackgroundContrast(QWindow *window, bool enable, qreal contrast, qreal intensity, qreal saturation, const QRegion &region)
+{
+    KWindowSystemPluginWrapper::self().effects()->enableBackgroundContrast(window, enable, contrast, intensity, saturation, region);
+}
+
+void slideWindow(QWindow *window, SlideFromLocation location, int offset)
+{
+    KWindowSystemPluginWrapper::self().effects()->slideWindow(window, location, offset);
+}
+}