feat: fast forward

include/td/input/Display.h

@@ -3,6 +3,7 @@
 #include <string>
 
 #include <SDL3/SDL_video.h>
+#include <SDL3/SDL_keycode.h>
 #include <td/misc/Signal.h>
 
 namespace td {
@@ -10,6 +11,7 @@ namespace td {
 class Display {
   public:
 	utils::Signal<float> OnAspectRatioChange;
+	utils::Signal<SDL_Keycode> OnKeyDown;
 
 	Display(int a_Width, int a_Height, const std::string& a_Title);
 	~Display();