// Update is called once per frame
    void Update()
    {
        foreach (var o in obstacles)
        {
            Vector2Int index     = grid.GetIndexFromGridPosition(o.transform.position);
            var        neighbors = grid.GetNeightborAStar(index);

            foreach (var n in neighbors)
            {
                if (n.distance == -2)
                {
                    continue;
                }
                n.distance = -1;
            }

            grid.tiles[index.x, index.y].distance = -2;
        }

        grid.UpdateFlowField(target.position);
        index = grid.GetIndexFromGridPosition(transform.position);

        if (pathFind == true)
        {
            pathFind = false;
        }
    }