session.cpp: In member function ‘std::__cxx11::string Session::ip() const’:
session.cpp:166:41: error: ‘const next_layer_type’ {aka ‘const class boost::beast::basic_stream<boost::asio::ip::tcp, boost::asio::executor, boost::beast::unlimited_rate_policy>’} has no member named ‘remote_endpoint’; did you mean ‘time_point’?
   return wss_.next_layer().next_layer().remote_endpoint().address().to_string();
                                         ^~~~~~~~~~~~~~~
                                         time_point