client

move sims from {} based insert to define based insert as in the server

client/simulators/test.hpp

@@ -15,7 +15,7 @@ class Test_Sim : public Simulator_base
     Q_OBJECT
 
   public:
-    explicit Test_Sim(Web_socket_wrapper *web_socket, QWidget *parent = nullptr);
+    explicit Test_Sim(Web_socket_wrapper *web_socket = nullptr, QWidget *parent = nullptr);
     ~Test_Sim();
 
     QLabel *id_to_label(size_t name) override;