<h2 class="accordion-header">
  <button class="accordion-button collapsed" type="button" data-bs-toggle="collapse"
    data-bs-target="#flush-equipment" aria-expanded="true"
    aria-controls="flush-equipment"><b><?= ICONS['DEVICE'] ?> 장비관리 </b>
  </button>
</h2>
<div id="flush-equipment" class="accordion-collapse collapse" aria-labelledby="flush-equipment">
  <div class="accordion-item">
    <a href="/admin/equipment/line"><?= ICONS['SERVICE_ITEM_LINE'] ?>회선정보</a>
  </div>
  <div class="accordion-item">
    <a href="/admin/equipment/server"><?= ICONS['SERVICE_ITEM_SERVER'] ?>Server정보</a>
  </div>
</div>