- Initialize the game scene.
- The box collision.
- Boxes vertical shift and romove.
- Rope animation.
- Background move logic.
- Get score and special box.
- Background elements, eg: plane.
- Box hit box partical.
- Boxes waggle.
- Upload to wechat game and debug.
- Add wechat API.
- Game UI.
- Update engine to 1.9