If you right click on the screen and 'Inspect' then go to the console tab, could you copy paste the debug output (especially anything angry and red).
Sure! Now I'm getting a message on the Itch.io page itself saying "This game is not designed to run on your device. Add it to a collection to play later, or you can try to run it anyway."
Here are the console logs:
Hope this is helpful! Thanks, looking forward to playing :)