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/autotests/knumbermodeltest.cpp

@@ -0,0 +1,74 @@
+/*
+    SPDX-FileCopyrightText: 2018 David Edmundson <davidedmundson@kde.org>
+
+    SPDX-License-Identifier: LGPL-2.0-or-later
+*/
+
+#include <QSignalSpy>
+#include <QTest>
+
+#include "test_model_helpers.h"
+#include <knumbermodel.h>
+using namespace TestModelHelpers;
+
+Q_DECLARE_METATYPE(QModelIndex)
+
+class tst_KNumberModel : public QObject
+{
+    Q_OBJECT
+
+private Q_SLOTS:
+    void init()
+    {
+        QLocale::setDefault(QLocale::c());
+    }
+
+    void basicTest()
+    {
+        KNumberModel m;
+        m.setMinimumValue(3);
+        m.setMaximumValue(5);
+        QCOMPARE(m.rowCount(), 3);
+        QCOMPARE(m.data(m.index(0, 0), Qt::DisplayRole), QVariant("3"));
+        QCOMPARE(m.data(m.index(1, 0), Qt::DisplayRole), QVariant("4"));
+        QCOMPARE(m.data(m.index(2, 0), Qt::DisplayRole), QVariant("5"));
+    }
+
+    void testUpdates()
+    {
+        KNumberModel m;
+        m.setMinimumValue(3);
+        m.setMaximumValue(5);
+        QSignalSpy resetSpy(&m, &QAbstractItemModel::modelReset);
+        m.setMaximumValue(7);
+        QVERIFY(resetSpy.count() == 1);
+    }
+
+    void testStep()
+    {
+        KNumberModel m;
+        m.setMinimumValue(3);
+        m.setMaximumValue(4);
+        m.setStepSize(0.4);
+        QCOMPARE(m.rowCount(), 3);
+        QCOMPARE(m.data(m.index(2, 0), Qt::DisplayRole), QVariant("3.8"));
+    }
+
+    void testLocale()
+    {
+        KNumberModel m;
+        m.setMinimumValue(1000);
+        m.setMaximumValue(1000);
+        QCOMPARE(m.rowCount(), 1);
+        QCOMPARE(m.data(m.index(0, 0), Qt::DisplayRole), QVariant("1,000"));
+
+        m.setFormattingOptions(QLocale::OmitGroupSeparator);
+        QCOMPARE(m.data(m.index(0, 0), Qt::DisplayRole), QVariant("1000"));
+    }
+
+private:
+};
+
+QTEST_MAIN(tst_KNumberModel)
+
+#include "knumbermodeltest.moc"