Refactor GameRepository and GameManager architecture, introduce Player model, and update dependency registration in Program.cs.

API/Services/GameManager/GameManager.cs

@@ -1,19 +1,19 @@
-namespace API.Services.GameManager;
+using API.Models.Game;
+using API.Repository.GameRepo;
 
-public class GameManager : IGameManager
+namespace API.Services.GameManager;
+
+public class GameManager(IGameRepository gameRepository) : IGameManager
 {
-    public int CreateGame(string playerName)
+    private readonly IGameRepository _gameRepo = gameRepository;
+
+    public int CreateGame(Coordinates gFs, Player player)
     {
         throw new NotImplementedException();
     }
 
-    public bool JoinGame(string playerName, int gameCode)
+    public bool JoinGame(Player playerName, int gameCode)
     {
         throw new NotImplementedException();
     }
-
-    private int GenerateNonExistingGameCode()
-    {
-        return 0;
-    }
 }