una/modules/boonex/protean/data/template/system/menu_toolbar_left.html

<!-- Toolbar Left Site Toolbar -->
<div id="bx-menu-toolbar-1-container" class="bx-toolbar-item bx-ti-left bx-ti-hamburger flex-none items-center ltr:mr-4 rtl:ml-4">
    <bx_include_auto:menu_toolbar.html />
</div>