{% macro sidebar(active) %}
<div class="sidebar">
    <div class="sidebar-brand"><h3>PulseMQ <span>v0.1.7</span></h3></div>
    <div class="sidebar-nav">
        <a href="/" class="{{ 'active' if active == 'dashboard' }}">📊 Dashboard</a>
        <a href="/topics" class="{{ 'active' if active == 'topics' }}">📡 Topics</a>
        <a href="/users" class="{{ 'active' if active == 'users' }}">👥 Users</a>
        <a href="/permissions" class="{{ 'active' if active == 'permissions' }}">🔐 Permissions</a>
    </div>
    <div class="sidebar-footer"><a href="/logout">退出登录</a></div>
</div>
{% endmacro %}