move files into client folder

include/client/Main.h

@@ -0,0 +1,19 @@
+#pragma once
+
+#include <godot_cpp/classes/node.hpp>
+
+namespace blitz {
+
+class Main : public godot::Node {
+	GDCLASS(Main, godot::Node)
+  protected:
+	static void _bind_methods();
+
+  public:
+	Main();
+	~Main();
+
+	void ChangeScene();
+};
+
+}  // namespace blitz