idk why it works now, help

Mau/Deck.cs

@@ -1,59 +0,0 @@
-namespace MauMau_Server.Mau;
-
-public class Deck
-{
-    public List<Card> UnusedDeck = new();
-    public List<Card> UsedDeck = new();
-
-    public Deck()
-    {
-        foreach (CardType cardType in Enum.GetValues(typeof(CardType)))
-        {
-            foreach (CardValue cardValue in Enum.GetValues(typeof(CardValue)))
-            {
-                UnusedDeck.Add(new Card(cardType, cardValue));
-            }
-        }
-        ShuffleDeck();
-    }
-    
-    public List<Card> GetUnusedDeck()
-    {
-        return UnusedDeck;
-    }
-    
-    public Card DrawCard()
-    {
-        if (UnusedDeck.Count == 0) ReshuffleDeck();
-        var card = UnusedDeck[0];
-        UnusedDeck.RemoveAt(0);
-        return card;
-    }
-
-    public List<Card> DrawCards(int amount)
-    {
-        var cards = new List<Card>();
-        for (var i = 0; i < amount; i++)
-        {
-            cards.Add(DrawCard());
-        }
-        return cards;
-    }
-    
-    public void AddCardToUsedDeck(Card card)
-    {
-        UsedDeck.Add(card);
-    }
-
-    private void ReshuffleDeck()
-    {
-        UnusedDeck.AddRange(UsedDeck);
-        UsedDeck.Clear();
-        ShuffleDeck();
-    }
-
-    private void ShuffleDeck()
-    {
-        UnusedDeck = UnusedDeck.OrderBy(x => Guid.NewGuid()).ToList();
-    }
-}