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/kwin/source/src/backends/libinput/connection.h

@@ -0,0 +1,93 @@
+/*
+    KWin - the KDE window manager
+    This file is part of the KDE project.
+
+    SPDX-FileCopyrightText: 2014 Martin Gräßlin <mgraesslin@kde.org>
+
+    SPDX-License-Identifier: GPL-2.0-or-later
+*/
+#pragma once
+
+#include "effect/globals.h"
+
+#include <KSharedConfig>
+
+#include <QList>
+#include <QObject>
+#include <QPointer>
+#include <QRecursiveMutex>
+#include <QSize>
+#include <QStringList>
+#include <deque>
+
+class QSocketNotifier;
+class QThread;
+
+struct libinput_tablet_tool;
+
+namespace KWin
+{
+
+class Session;
+class Udev;
+
+namespace LibInput
+{
+
+class Event;
+class Device;
+class Context;
+class ConnectionAdaptor;
+class TabletTool;
+
+class KWIN_EXPORT Connection : public QObject
+{
+    Q_OBJECT
+
+public:
+    ~Connection() override;
+
+    void setInputConfig(const KSharedConfigPtr &config)
+    {
+        m_config = config;
+    }
+
+    void setup();
+    void updateScreens();
+    void deactivate();
+    void processEvents();
+
+    QStringList devicesSysNames() const;
+
+    static Connection *create(Session *session);
+
+Q_SIGNALS:
+    void deviceAdded(KWin::LibInput::Device *);
+    void deviceRemoved(KWin::LibInput::Device *);
+
+    void eventsRead();
+
+private Q_SLOTS:
+    void slotKGlobalSettingsNotifyChange(int type, int arg);
+
+private:
+    Connection(std::unique_ptr<Context> &&input);
+    void handleEvent();
+    void applyDeviceConfig(Device *device);
+    void applyScreenToDevice(Device *device);
+    void doSetup();
+    TabletTool *getOrCreateTool(libinput_tablet_tool *tool);
+
+    std::unique_ptr<QSocketNotifier> m_notifier;
+    QRecursiveMutex m_mutex;
+    std::deque<std::unique_ptr<Event>> m_eventQueue;
+    QList<Device *> m_devices;
+    QList<TabletTool *> m_tools;
+    KSharedConfigPtr m_config;
+    std::unique_ptr<ConnectionAdaptor> m_connectionAdaptor;
+    std::unique_ptr<Context> m_input;
+    std::unique_ptr<Udev> m_udev;
+};
+
+}
+}