function($prop) {
include_js('js/u-format.js');
include_js('js/u-timeseries-chart.js');
$chartId = (string)($prop['id'] ?? ('ts-chart-' . uniqid()));
$canvasId = $chartId . '-canvas';
$title = (string)($prop['title'] ?? '');
$subtitle = (string)($prop['subtitle'] ?? '');
$height = max(180, (int)($prop['height'] ?? 320));
$series = array_values(is_array($prop['series'] ?? null) ? $prop['series'] : []);
$xLabels = array_values(is_array($prop['x_labels'] ?? null) ? $prop['x_labels'] : []);
$jsonFlags = JSON_HEX_TAG | JSON_HEX_AMP | JSON_HEX_APOS | JSON_HEX_QUOT;
ob_start();
?>
'Canvas-based multi-series time-series chart component backported from a production dashboard',
];