feat: awg connection states (#2091)

* Submodule amneziawg-apple updated

* feat: add support for controlled junk and special handshake timeout in AWG configurator

* refactor: improve AWG configurator and iOS controller logic

* awg_configurator.cpp reverted

client/platforms/ios/ios_controller.h

@@ -7,6 +7,8 @@
 #include <QVariantMap>
 #include <QStringList>
 #include <QList>
+#include <QElapsedTimer>
+#include <atomic>
 
 #ifdef __OBJC__
     #import <Foundation/Foundation.h>
@@ -103,6 +105,7 @@ private:
     bool startXray(const QString &jsonConfig);
 
     void startTunnel();
+    void emitConnectionStateIfChanged(Vpn::ConnectionState state);
 
 private:
     void *m_iosControllerWrapper {};
@@ -116,8 +119,13 @@ private:
     amnezia::Proto m_proto;
     QJsonObject m_rawConfig;
     QString m_tunnelId;
-    uint64_t m_txBytes;
-    uint64_t m_rxBytes;
+    uint64_t m_txBytes = 0;
+    uint64_t m_rxBytes = 0;
+    bool m_handshakeAwaiting = false;
+    bool m_handshakeConfirmed = false;
+    QElapsedTimer m_handshakeTimer;
+    Vpn::ConnectionState m_lastEmittedState = Vpn::ConnectionState::Unknown;
+    std::atomic_bool m_statusRequestInFlight { false };
 };
 
 #endif // IOS_CONTROLLER_H