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/kdatetabletest.cpp

@@ -0,0 +1,16 @@
+#include <QApplication>
+
+#include "kdatetable_p.h"
+#include <QDate>
+
+int main(int argc, char **argv)
+{
+    QApplication::setApplicationName(QStringLiteral("test"));
+    QApplication app(argc, argv);
+
+    KDateTable widget;
+    widget.setCustomDatePainting(QDate::currentDate().addDays(-3), QColor("green"), KDateTable::CircleMode, QColor("yellow"));
+    widget.show();
+
+    return app.exec();
+}