Wow ! We had a similar Idea ! the 2 games are really using similar yet different approach !
Well done in one week for only first time user of the Godot Game Engine !
You game is really polished, loved it !
I vote for you !
2 small points that could be improved:
- more than 1 theme music (this one is really repetitive)
- a save system to go back to the last played level