try disabling compression in the publishing section of the WebGL player settings, it worked for me, although you won't be able to resubmit it for the jam
This is our game! You play as a toy robot platformer in which you need to wind yourself from time to time! It is a game inspired by rage games! /jam/brackeys-4/rate/723284
/jam/brackeys-4/rate/723165 It’s my first game and jam ever. It’s math puzzle game. Can You play and rate it? If yes, please read description. (You can play it in browser.)
