updated folder scanning code

src/client_backend/thread_ctrl.h

@@ -0,0 +1,11 @@
+#pragma once
+#ifndef THREAD_CTRL_H
+#define THREAD_CTRL_H
+
+#include <iostream>
+#include <Windows.h>
+#include <thread>
+#include <mutex>
+
+int start_thread(const char*command);
+#endif