Add booster scoring to card sorting

Assets/Scripts/Minigames/CardSorting/Core/SortingGameManager.cs

@@ -1,11 +1,10 @@
 using System;
+using System.Collections;
 using Core;
 using Core.Lifecycle;
 using Core.Settings;
-using Data.CardSystem;
 using Input;
 using Minigames.CardSorting.Controllers;
-using Minigames.CardSorting.Core;
 using Unity.Cinemachine;
 using UnityEngine;
 
@@ -244,20 +243,47 @@ namespace Minigames.CardSorting.Core
             // Stop the conveyor and disable all items
             Conveyor.StopConveyor();
             
+            // Start the end game sequence (show boosters, then results)
+            StartCoroutine(EndGameSequence());
+        }
+
+        private IEnumerator EndGameSequence()
+        {
             // Calculate rewards
             int boosterReward = Score.CalculateBoosterReward();
             
             Logging.Debug($"[SortingGameManager] Game ended! Score: {Score.TotalScore}, Boosters: {boosterReward}");
             
-            // Grant boosters
-            if (CardSystemManager.Instance != null)
+            // Show booster pack reward UI and wait for completion
+            if (boosterReward > 0)
             {
-                CardSystemManager.Instance.AddBoosterPack(boosterReward);
+                Logging.Debug("[SortingGameManager] Starting booster giver sequence via GameManager");
+                
+                var task = GameManager.Instance.GiveBoosterPacksAsync(boosterReward);
+                
+                // Wait for the task to complete
+                while (!task.IsCompleted)
+                {
+                    yield return null;
+                }
+                
+                // Check for exceptions
+                if (task.IsFaulted)
+                {
+                    Logging.Warning($"[SortingGameManager] Booster pack reward failed: {task.Exception?.GetBaseException().Message}");
+                }
+                else
+                {
+                    Logging.Debug("[SortingGameManager] Booster giver sequence finished, proceeding to results screen");
+                }
+            }
+            else
+            {
+                Logging.Debug("[SortingGameManager] No boosters to award, proceeding directly to results screen");
             }
             
+            // Now show results screen (via event)
             OnGameEnded?.Invoke();
-            
-            // Show results screen (handled by UI controller)
         }
         
         /// <summary>