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/lessthanwidget.h

@@ -0,0 +1,48 @@
+/*
+    This file is part of the proxy model test suite.
+
+    SPDX-FileCopyrightText: 2009 Stephen Kelly <steveire@gmail.com>
+
+    SPDX-License-Identifier: LGPL-2.1-or-later
+*/
+
+#ifndef LESSTHANWIDGET_H
+#define LESSTHANWIDGET_H
+
+#include <QItemSelectionModel>
+#include <QWidget>
+
+#include "dynamictreemodel.h"
+
+class ColoredTreeModel : public DynamicTreeModel
+{
+    Q_OBJECT
+public:
+    ColoredTreeModel(QObject *parent = nullptr);
+
+    QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const override;
+
+    void setSelectionModel(QItemSelectionModel *selectionModel);
+
+protected Q_SLOTS:
+    void recolor(const QModelIndex &parent = QModelIndex());
+
+private:
+    QItemSelectionModel *m_selectionModel;
+    QColor m_lessThanColour;
+    QColor m_greaterThanColour;
+};
+
+class LessThanWidget : public QWidget
+{
+    Q_OBJECT
+public:
+    LessThanWidget(QWidget *parent = nullptr, Qt::WindowFlags f = Qt::WindowFlags());
+
+    void insertGrid(QList<int> address);
+
+private:
+    ColoredTreeModel *m_coloredTreeModel;
+};
+
+#endif