{# partials/_picker_loading.html
   Polling spinner returned by partial routes while the module cache is warming.
   target_id  — id of the element that hx-swaps this partial
   poll_url   — URL to keep polling
   label      — human name shown in "Loading <label>…"
#}
<div id="{{ target_id }}"
     hx-get="{{ poll_url }}"
     hx-trigger="every 500ms"
     hx-swap="outerHTML"
     class="d-flex align-items-center gap-2 text-muted small p-2">
    <span class="spinner-border spinner-border-sm" role="status" aria-hidden="true"></span>
    Loading {{ label }}…
</div>