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-kitemviews/source/tests/kcategorizedviewtest.cpp

@@ -0,0 +1,72 @@
+/*
+    This file is part of the KDE project
+    SPDX-FileCopyrightText: 2007, 2009 Rafael Fernández López <ereslibre@kde.org>
+
+    SPDX-License-Identifier: LGPL-2.0-or-later
+*/
+
+#include <QApplication>
+#include <QIcon>
+#include <QMainWindow>
+#include <QStringListModel>
+
+#include <kcategorizedsortfilterproxymodel.h>
+#include <kcategorizedview.h>
+#include <kcategorydrawer.h>
+
+QStringList icons;
+
+class MyModel : public QStringListModel
+{
+public:
+    QVariant data(const QModelIndex &index, int role) const override
+    {
+        switch (role) {
+        case KCategorizedSortFilterProxyModel::CategoryDisplayRole: {
+            return QString::number(index.row() / 10);
+        }
+        case KCategorizedSortFilterProxyModel::CategorySortRole: {
+            return index.row() / 10;
+        }
+        case Qt::DecorationRole:
+            return QIcon::fromTheme(icons[index.row() % 4]).pixmap(QSize(48, 48));
+        default:
+            break;
+        }
+        return QStringListModel::data(index, role);
+    }
+};
+
+int main(int argc, char **argv)
+{
+    icons << QStringLiteral("konqueror");
+    icons << QStringLiteral("okular");
+    icons << QStringLiteral("plasma");
+    icons << QStringLiteral("system-file-manager");
+
+    QApplication app(argc, argv);
+
+    QMainWindow *mainWindow = new QMainWindow();
+    mainWindow->setMinimumSize(640, 480);
+    KCategorizedView *listView = new KCategorizedView();
+    listView->setCategoryDrawer(new KCategoryDrawer(listView));
+    listView->setViewMode(QListView::IconMode);
+    MyModel *model = new MyModel();
+
+    model->insertRows(0, 100);
+    for (int i = 0; i < 100; ++i) {
+        model->setData(model->index(i, 0), QString::number(i), Qt::DisplayRole);
+    }
+
+    KCategorizedSortFilterProxyModel *proxyModel = new KCategorizedSortFilterProxyModel();
+    proxyModel->setCategorizedModel(true);
+    proxyModel->setSourceModel(model);
+
+    listView->setModel(proxyModel);
+
+    mainWindow->setCentralWidget(listView);
+
+    mainWindow->show();
+
+    return app.exec();
+}