{# Partial: Single Message #}
<div class="message message-{{ message.role }}">
    <div class="message-header">
        <span class="role">{{ message.role == 'user' ? 'Utilisateur' : 'Assistant' }}</span>
        &mdash; {{ message.createdAt|date('d/m/Y H:i') }}
    </div>
    <div class="message-content">
        {{ message.contentHtml|raw }}
    </div>
</div>