private void SpwanDefender(Vector2 position)
 {
     position.x = Mathf.RoundToInt(position.x);
     position.y = Mathf.RoundToInt(position.y);
     if (goldResource.GetGold() >= defenderPrefab.GetCost())
     {
         goldResource.SpendGold(defenderPrefab.GetCost());
         Instantiate(defenderPrefab, position, Quaternion.identity);
     }
 }