added comments and organized project files

Assets/Scripts/Game/CreatePlayerJoinCards.cs

@@ -0,0 +1,24 @@
+using UnityEngine;
+using UnityEngine.InputSystem;
+
+public class PlayerCardCreator : MonoBehaviour
+{
+    public static PlayerCardCreator Instance;
+
+    public GameObject playerJoinCardPrefab;
+
+    private void Awake() // Ensures only one instance of PlayerCardCreator exists
+    {
+        if (Instance == null) Instance = this;
+        else
+        {
+            Destroy(gameObject);
+        }
+    }
+
+    public PlayerJoinCard CreateCard() // Creates a player join card
+    {
+        GameObject card = Instantiate(playerJoinCardPrefab, transform);
+        return card.GetComponent<PlayerJoinCard>();
+    }
+}