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/autotests/klistwidgetsearchlinetest.cpp

@@ -0,0 +1,66 @@
+/*
+    SPDX-FileCopyrightText: 2011 Frank Reininghaus <frank78ac@googlemail.com>
+
+    SPDX-License-Identifier: GPL-2.0-or-later
+*/
+
+#include <QTest>
+
+#include <klistwidgetsearchline.h>
+
+#include <QListWidget>
+
+class KListWidgetSearchLineTest : public QObject
+{
+    Q_OBJECT
+
+private Q_SLOTS:
+
+    void testAddItems();
+};
+
+/**
+ * If items are added to the list view or modified, KListWidgetSearchLine
+ * should hide them if they do not match the search string, see
+ *
+ * https://bugs.kde.org/show_bug.cgi?id=265709
+ */
+
+void KListWidgetSearchLineTest::testAddItems()
+{
+    QListWidget listWidget;
+    listWidget.addItem(QStringLiteral("Matching test item"));
+    listWidget.addItem(QStringLiteral("Another test item"));
+
+    KListWidgetSearchLine searchLine(nullptr, &listWidget);
+    searchLine.setText(QStringLiteral("match"));
+
+    // The initial filtering is delayed; we have to wait
+    while (!listWidget.item(1)->isHidden()) {
+        QTest::qWait(50);
+    }
+
+    QVERIFY(!listWidget.item(0)->isHidden());
+    QVERIFY(listWidget.item(1)->isHidden());
+
+    // Add two items
+    listWidget.addItem(QStringLiteral("Another item that matches the search pattern"));
+    listWidget.addItem(QStringLiteral("This item should be hidden"));
+
+    QVERIFY(!listWidget.item(0)->isHidden());
+    QVERIFY(listWidget.item(1)->isHidden());
+    QVERIFY(!listWidget.item(2)->isHidden());
+    QVERIFY(listWidget.item(3)->isHidden());
+
+    // Modify an item
+    listWidget.item(3)->setText(QStringLiteral("Now this item matches"));
+
+    QVERIFY(!listWidget.item(0)->isHidden());
+    QVERIFY(listWidget.item(1)->isHidden());
+    QVERIFY(!listWidget.item(2)->isHidden());
+    QVERIFY(!listWidget.item(3)->isHidden());
+}
+
+QTEST_MAIN(KListWidgetSearchLineTest)
+
+#include "klistwidgetsearchlinetest.moc"