  function get_container_url(item) {
        const
            xArr = item.all_points_x,
            yArr = item.all_points_y,
            minX = Math.round(Math.min(...xArr)),
            minY = Math.round(Math.min(...yArr)),
            maxX = Math.round(Math.max(...xArr)),
            maxY = Math.round(Math.max(...yArr))
        ;
        // http://localhost:5005/cropViaSrc/p9333507.jpg?left=${minX}&top=${minY}&width=${maxX}&height=${maxY}
        //return '/cropViaSrc/'+item.filename+`?x1=${minX}&y1=${m