Unplayable across multiple browsers for me. I get the error message discussed here: https://stackoverflow.com/questions/76924109/error-the-following-features-requir...
Someone also proposed a solution. To what extent it's true is outside my ability to tell.
Hey, me from before. I figured out a potential root cause behind this somewhat common issue.
Apparently attempting to access godot based browser games directly through a game collection somehow fails to detect those features.
Running your game or any other game for that matter outside collections effectively circumvents the issue. Someone at itch.io HQ should have a look at that.