<script>
setInterval(() => {
const img = document.getElementById("sls-status");
const url = new URL(img.src.split('?')[0]);
// remove any existing _t so the server sees only the intended query
url.searchParams.delete('_t');
// append _t as cache buster for browser only
url.searchParams.append('_t', Date.now());
img.src = url.toString();
}, 5000);
</script>
