class SystemBootstrapper {
public:
    SystemBootstrapper& with_default_logger(LoggerFactory factory);
    SystemBootstrapper& with_logger(std::string name, LoggerFactory factory);
    SystemBootstrapper& on_initialize(std::function<void()> callback);
    SystemBootstrapper& on_shutdown(std::function<void()> callback);

    VoidResult initialize();
    void shutdown();
};

SystemBootstrapper bootstrapper;
bootstrapper
    .with_default_logger([] { return create_logger(); })
    .with_logger("database", [] { return create_db_logger(); })
    .on_initialize([] { LOG_INFO("System started"); })
    .on_shutdown([] { LOG_INFO("System stopped"); });

auto result = bootstrapper.initialize();