idk why it works now, help

Mau/Game.cs

@@ -1,90 +0,0 @@
-using System.Net.WebSockets;
-
-namespace MauMau_Server.Mau;
-
-public class Game
-{
-    public readonly Deck Deck = new();
-    public Card CurrentCard;
-    public List<Player> Players = new();
-    public Player CurrentPlayer;
-    public int TurnDirection = 1;
-
-    public Game()
-    {
-        CurrentCard = Deck.DrawCard();
-        Deck.AddCardToUsedDeck(CurrentCard);
-    }
-
-    public void AddPlayerToGame(string playerId, WebSocket socket)
-    {
-        var player = new Player("Koetje " + playerId.Split('-')[0], playerId, socket)
-        {
-            Hand = Deck.DrawCards(8)
-        };
-        Players.Add(player);
-        if (Players.Count == 1) CurrentPlayer = player;
-    }
-    
-    public void RemovePlayer(string playerId)
-    {
-        var player = GetPlayer(playerId);
-        Players.Remove(player);
-    }
-
-    public void PlayCard(string playerId, Card card)
-    {
-        var player = GetPlayer(playerId);
-        if (CurrentPlayer != player) return;
-        var hand = player.Hand;
-        if (!IsCardInHand(hand, card) || !IsCardPlayable(CurrentCard, card)) return;
-        Deck.AddCardToUsedDeck(card);
-        hand.Remove(GetSameCardFromHand(hand, card));
-        CurrentCard = card;
-        CurrentPlayer = GetNextPlayer();
-    }
-    
-    public Player GetNextPlayer()
-    {
-        var index = Players.IndexOf(CurrentPlayer);
-        index += TurnDirection;
-        if (index >= Players.Count) index = 0;
-        if (index < 0) index = Players.Count - 1;
-        return Players[index];
-    }
-    
-    public Player GetPlayer(string playerId)
-    {
-        return Players.FirstOrDefault(p => p.IsMe(playerId));
-    }
-
-    private static Card GetSameCardFromHand(IEnumerable<Card> hand, Card card)
-    {
-        return hand.FirstOrDefault(handCard => IsSameCard(handCard, card));
-    }
-
-    private static bool IsCardPlayable(Card currentCard, Card playedCard)
-    {
-        return IsSameCardType(currentCard, playedCard) || IsSameCardValue(currentCard, playedCard);
-    }
-
-    private static bool IsCardInHand(IEnumerable<Card> hand, Card card)
-    {
-        return hand.Any(handCard => IsSameCard(handCard, card));
-    }
-
-    private static bool IsSameCard(Card card1, Card card2)
-    {
-        return IsSameCardType(card1, card2) && IsSameCardValue(card1, card2);
-    }
-
-    private static bool IsSameCardType(Card card1, Card card2)
-    {
-        return card1.CardType == card2.CardType;
-    }
-
-    private static bool IsSameCardValue(Card card1, Card card2)
-    {
-        return card1.CardValue == card2.CardValue;
-    }
-}