成员的完整列表，这些成员属于 roboctrl::device::gimbal_registry,包括所有继承而来的类成员

create(std::string_view type, const std::any &info)	roboctrl::device::gimbal_registry	static
current()	roboctrl::device::gimbal_registry	static
factory typedef (定义于 roboctrl::device::gimbal_registry)	roboctrl::device::gimbal_registry
init(std::string_view type, const std::any &info)	roboctrl::device::gimbal_registry	static
register_type(std::string type, factory creator)	roboctrl::device::gimbal_registry	static