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-kwidgetsaddons/source/tests/kfontchooserdialogtest.cpp

@@ -0,0 +1,40 @@
+/*
+    SPDX-FileCopyrightText: 1996 Bernd Johannes Wuebben <wuebben@math.cornell.edu>
+
+    SPDX-License-Identifier: GPL-2.0-or-later
+*/
+
+#include "kfontchooserdialog.h"
+
+#include <QApplication>
+#include <QDebug>
+
+int main(int argc, char **argv)
+{
+    QApplication::setApplicationName(QStringLiteral("KFontChooserDialogTest"));
+
+    QApplication app(argc, argv);
+
+    QFont font;
+    // Use a font with an unusual styleName
+    font.fromString(QStringLiteral("Noto Sans,13,-1,5,87,1,0,0,0,0,Black Italic"));
+
+    qDebug() << "Default use case, all bells and whistles";
+    int nRet = KFontChooserDialog::getFont(font);
+    qDebug() << font.toString();
+
+    qDebug() << "Only show monospaced fonts, FixedOnly checkbox is _not_ shown";
+    nRet = KFontChooserDialog::getFont(font, KFontChooser::FixedFontsOnly);
+    qDebug() << font.toString();
+
+    KFontChooser::FontDiffFlags diffFlags;
+    qDebug() << "ShowDifferences mode";
+    nRet = KFontChooserDialog::getFontDiff(font, diffFlags);
+    qDebug() << font.toString();
+
+    qDebug() << "ShowDifferences mode and only showing monospaced fonts (the FixedOnly checkbox is _not_ shown)";
+    nRet = KFontChooserDialog::getFontDiff(font, diffFlags, KFontChooser::FixedFontsOnly);
+    qDebug() << font.toString();
+
+    return nRet;
+}