private void Start()
    {
        healthText = GetComponent <TMP_Text>();

        PlayerController playerController = FindObjectOfType <PlayerController>();
        Damagable        damagable        = playerController.gameObject.GetComponent <Damagable>();

        damagable.registerOnDamaged((shipInfo) => updateHealth(shipInfo));
        updateHealth(damagable.getShipInfo());
    }