fix: xray stability and split-tunneling (#2187)

* fix: xray heap corruption

* fix: use proper configuration for split-tunneled apps

* chore: enable killswitch

* chore: xray windows split-tunneling cleanup

* chore: proper xray killswitch log

* feat: add wait for the tun device

* chore: update amnezia_xray deps for macos

* fix: add nullptr check for split-tunnel on win

* fix: modernize vpnAdapter grabbing function

* fix: remove network watcher due to its fragileness

* chore: xrayprotocol cleanup

* fix: correct wrong iface index on win

* chore: move tun2socks implementation to the client from the service

* chore: xrayprotocol cleanup

* chore: more xrayprotocol cleanup

* fix: consistent tun device with GUID specified

* chore: tun2socks logs

* chore: PrivilegedProcess cleanup
* better error handling in establishment phase
* terminate&kill ops for remote process

* fix: straighforward killing the process on windows

* fix: finally remove GUID setting from tun2socks due to instability

* fix: add sanitizer to ipc process

* chore: do not collect sensitive info from tun2socks

client/vpnconnection.h

@@ -52,7 +52,6 @@ public slots:
     const ServerCredentials &credentials, DockerContainer container, const QJsonObject &vpnConfiguration);
 
     void disconnectFromVpn();
-    void restartConnection();
 
     void addRoutes(const QStringList &ips);
     void deleteRoutes(const QStringList &ips);
@@ -73,8 +72,6 @@ protected slots:
 
 protected:
     QSharedPointer<VpnProtocol> m_vpnProtocol;
-    QMetaObject::Connection m_connectionLoseHandle;
-    QMetaObject::Connection m_networkChangeHandle;
 
 private:
     std::shared_ptr<Settings> m_settings;
@@ -82,14 +79,6 @@ private:
     QJsonObject m_routeMode;
     QString m_remoteAddress;
 
-    ServerCredentials m_serverCredentials;
-    int m_serverIndex;
-    DockerContainer m_dockerContainer;
-    
-    // Track VPN state before sleep for smart reconnection
-    bool m_wasConnectedBeforeSleep = false;
-    bool m_pendingNetworkCheck = false;
-
     // Only for iOS for now, check counters
     QTimer m_checkTimer;
 
@@ -104,7 +93,6 @@ private:
 
    void appendSplitTunnelingConfig();
    void appendKillSwitchConfig();
-   bool startNetworkCheckIfReady();
 };
 
 #endif // VPNCONNECTION_H