Controls would be better if left arrow went left, and right arrow went right. As is, they both toggle, which can lead to wrong inputs when trying to stall (left/right in succession)
https://dev.to/abagames/how-to-realize-various-actions-in-a-...
Source: https://github.com/abagames/crisp-game-lib/blob/master/src/i...
Probably better to completely disable the arrow keys -- or better, limit it to the spacebar -- to reinforce single-button design.
Or, just intuitively support left & right.