<div class="comment-item" id="comment-{{ comment.id }}">
    <header class="comment-header adw-box adw-box-spacing-s comment-header-box">
        <span class="adw-avatar size-medium">
           <img src="{{ url_for('static', filename=comment.author.profile_photo_url) if comment.author.profile_photo_url else url_for('static', filename='img/default_avatar.png') }}" alt="{{ comment.author.full_name }} avatar" class="adw-avatar__image">
        </span>
        <div class="comment-author-meta">
             <a 