This is pretty basic. So it depends on which game engine you used.
it's coded in plain JavaScript no library or game engine used. Depends on what though?
Its meant to be simple/basic/minimalistic.
Isn't this jam meant to be beginner friendly? Your comment isn't really giving those vibes.
Woah woah! I didn't mean to offend you. I understand the effort behind this. Sorry if I sounded rude.