Add websocket class

tools/websocket.hpp

@@ -0,0 +1,24 @@
+#pragma once
+
+#include <functional>
+
+#include <websocketpp/config/asio_no_tls.hpp>
+#include <websocketpp/server.hpp>
+
+typedef websocketpp::server<websocketpp::config::asio> Server;
+
+using websocketpp::lib::placeholders::_1;
+using websocketpp::lib::placeholders::_2;
+using websocketpp::lib::bind;
+
+class Websocket
+{
+public:
+    Websocket(uint16_t port, std::function<std::string(std::string)> on_message);
+    void run();
+    void stop();
+private:
+    void on_message(Server* s, websocketpp::connection_hdl hdl, Server::message_ptr msg);   
+    Server server; 
+    std::function<std::string(std::string)> p_on_message;
+};