private void AddTargetBreakable(TankType type, int index, Breakable target)
{
// Do not add another tank or player as target
if (target.GetComponent <Tank>() != null || target.transform == playerTransform)
{
return;
}
units[type].instances[index].targetBreakable = target;
Debug.Log($"{units[type].instances[index].tank.name}: Add target breakable");
}