{# Keyboard-sortable registry headers (ERPListView.get_header_columns; aria-sort on the sorted column; priority classes, 5.6). #}
{% for col in header_columns %}
<th scope="col" class="text-uppercase text-secondary text-xxs font-weight-bolder {% if forloop.first and not first_padded %}ps-3{% else %}ps-2{% endif %} {{ col.priority_class }}"{% if col.aria_sort %} aria-sort="{{ col.aria_sort }}"{% endif %}>
  {% if col.sortable %}
  <a href="?{{ col.sort_query }}" class="text-reset erp-sort-link">{{ col.label }}{% if col.aria_sort == "ascending" %}<i class="fas fa-sort-up text-primary ms-1" aria-hidden="true"></i>{% elif col.aria_sort == "descending" %}<i class="fas fa-sort-down text-primary ms-1" aria-hidden="true"></i>{% else %}<i class="fas fa-sort text-secondary ms-1" style="opacity:0.3" aria-hidden="true"></i>{% endif %}</a>
  {% elif col.source == "definition" %}<span title="Not sortable">{{ col.label }}</span>
  {% else %}{{ col.label }}{% endif %}
</th>
{% endfor %}