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/src/kseparator.h

@@ -0,0 +1,65 @@
+/*
+    SPDX-FileCopyrightText: 1997 Michael Roth <mroth@wirlweb.de>
+
+    SPDX-License-Identifier: LGPL-2.0-or-later
+*/
+
+#ifndef KSEPARATOR_H
+#define KSEPARATOR_H
+
+#include <QFrame>
+#include <kwidgetsaddons_export.h>
+#include <memory>
+
+/**
+ * @class KSeparator kseparator.h KSeparator
+ *
+ * Standard horizontal or vertical separator.
+ *
+ * \image html kseparator-horizontal.png "KSeparator Widget with horizontal orientation"
+ * \image html kseparator-vertical.png "KSeparator Widget with vertical orientation"
+ *
+ * @author Michael Roth <mroth@wirlweb.de>
+ */
+class KWIDGETSADDONS_EXPORT KSeparator : public QFrame
+{
+    Q_OBJECT
+    Q_PROPERTY(Qt::Orientation orientation READ orientation WRITE setOrientation)
+
+public:
+    /**
+     * Constructor.
+     * @param parent parent object.
+     * @param f extra QWidget flags.
+     */
+    explicit KSeparator(QWidget *parent = nullptr, Qt::WindowFlags f = Qt::WindowFlags());
+
+    /**
+     * Constructor.
+     * @param orientation Set the orientation of the separator.
+     * Possible values are Horizontal or Vertical.
+     * @param parent parent object.
+     * @param f extra QWidget flags.
+     */
+    explicit KSeparator(Qt::Orientation orientation, QWidget *parent = nullptr, Qt::WindowFlags f = Qt::WindowFlags());
+
+    ~KSeparator() override;
+
+    /**
+     * Returns the orientation of the separator.
+     * @return int Possible values Horizontal or Vertical.
+     */
+    Qt::Orientation orientation() const;
+
+    /**
+     * Set the orientation of the separator to @p orientation
+     *
+     * @param orientation Possible values are Vertical and Horizontal.
+     */
+    void setOrientation(Qt::Orientation orientation);
+
+private:
+    std::unique_ptr<class KSeparatorPrivate> const d;
+};
+
+#endif // KSEPARATOR_H