Amnezia VPN: Self-hosted VPN client

#include <QObject>
#include <QProcess>
#include <QTimer>
#include "protocols/openvpn.h"
#include "protocols/wireguard.h"

class VpnConnectionManager : public QObject {
    Q_OBJECT

public:
    explicit VpnConnectionManager(QObject *parent = nullptr);
    void connectToVpn(const VpnConfig &config);
    void disconnectVpn();
    ConnectionStatus getStatus() const { return m_status; }

private slots:
    void onProcessFinished(int exitCode);
    void checkConnectionHealth();

private:
    QProcess *m_vpnProcess;
    QTimer *m_healthTimer;
    ConnectionStatus m_status;
    VpnProtocol *m_currentProtocol;

    void setupProtocol(ProtocolType type);
    void startHealthMonitoring();
};