hide blog categories in sidebar

sidebar-categories.tpl

{extends file="parent:frontend/index/sidebar-categories.tpl"}

{* Maincategories left *}
{function name=categories level=0}
    <ul class="sidebar--navigation categories--navigation navigation--list{if !$level} is--drop-down{/if} is--level{$level}{if $level > 1} navigation--level-high{/if} is--rounded" role="menu">
        {block name="frontend_index_categories_left_before"}{/block}
        {foreach $categories as $category}
            {block name="frontend_index_categories_left_entry"}
                <li class="navigation--entry{if $category.flag} is--active{/if}{if $category.subcategories} has--sub-categories{/if}{if $category.childrenCount} has--sub-children{/if}" role="menuitem" style="{if $category.blog}display:none;{/if}">
                    <a class="navigation--link{if $category.flag} is--active{/if}{if $category.subcategories} has--sub-categories{/if}{if $category.childrenCount} link--go-forward{/if}"
                        href="{$category.link}"
                        data-categoryId="{$category.id}"
                        data-fetchUrl="{url module=widgets controller=listing action=getCategory categoryId={$category.id}}"
                        title="{$category.description|escape}"
                        {if $category.external && $category.externalTarget}target="{$category.externalTarget}"{/if}>
                        {$category.description}

                        {if $category.childrenCount}
                            <span class="is--icon-right">
                                <i class="icon--arrow-right"></i>
                            </span>
                        {/if}
                    </a>
                    {block name="frontend_index_categories_left_entry_subcategories"}
                        {if $category.subcategories}
                            {call name=categories categories=$category.subcategories level=$level+1}
                        {/if}
                    {/block}
                </li>
            {/block}
        {/foreach}
        {block name="frontend_index_categories_left_after"}{/block}
    </ul>
{/function}

if the categorie has the blog flag active it will disappear in the sidebar menu - tested in shopware 5, responsive standard theme.