game: add: backend input verification

games/objects/tictactoe/TicTacToePlayer.py

@@ -1,4 +1,12 @@
+from games.objects.AGame import AGame
+
 from ..APlayer import APlayer
 
+from channels.generic.websocket import WebsocketConsumer
+
 class TicTacToePlayer(APlayer):
-    pass
+    def __init__(self, user_id: int, socket: WebsocketConsumer, game: AGame, sign):
+        super().__init__(user_id, socket, game)
+        self.sign = sign
+        self.currentMorpion = 4
+        self.timestamp = None