Let us start here, from square one. No, from Zero!

games/jb/jb.h

@@ -0,0 +1,17 @@
+#pragma once
+
+#include "games/game.h"
+
+namespace games::jb {
+
+    // touch stuff
+    extern bool TOUCH_STATE[16];
+    void touch_update();
+
+    class JBGame : public games::Game {
+    public:
+        JBGame();
+        virtual void attach() override;
+        virtual void detach() override;
+    };
+}