Yeah, I'm struggling to get this working. In particular, it's hard for me to test if it's working. I've copied the code from the documentation (link below) here but it's not appearing in the Leaderboard after submitting with my sandpit user
Any help much appreciated!
https://developer.apple.com/documentation/gamekit/gkleaderboard/submitscore(_:context:player:leaderboardids:completionhandler:)