{% with messages = get_flashed_messages() %}
  {% if messages %}
    {% for message in messages %}
      <div class="alert alert-success alert-dismissible fade show" role="alert">
        {{ message }}
        <button type="button" class="btn-close" data-bs-dismiss="alert" aria-label="Close"></button>
      </div>
    {% endfor %}
  {% endif %}
{% endwith %}