�等级</label>
            <select class="form-select" id="log_level">
                <option value="debug">调试（debug）</option>
                <option value="info">信息（info）</option>
                <option value="warning">警告（warning）</option>
                <option value="error">错误（error）</option>
            </select>
        </div>
        <div class="mb-3">
            <label class="form-label">本地日志保留天数</label>
            <input type="number" class="for