Added a check to ensure someone who joins after betting doesn't get checked to see if they won or not

cogs/blackjack.py

@@ -379,6 +379,11 @@ class Game:
 
         for entry in self.players:
             player = entry['player']
+            # Quick check here to ensure the player isn't someone who got added
+            # Specifically right after the betting phase
+            if not hasattr(player, 'bet'):
+                continue
+
             hand = player.hand
             count = max(player.count)