Apply formatting for links/lists to wiki pages

tildes/scss/modules/_text.scss

@@ -1,6 +1,10 @@
 // Copyright (c) 2018 Tildes contributors <code@tildes.net>
 // SPDX-License-Identifier: AGPL-3.0-or-later
 
+.text-formatted {
+  @extend %text-container;
+}
+
 .text-small {
   font-size: 0.6rem;
   line-height: 0.9rem;

tildes/tildes/templates/base.jinja2

@@ -80,7 +80,7 @@
 
 </header>
 
-<main data-js-hide-sidebar-if-open>
+<main class="{% block main_classes %}{% endblock %}" data-js-hide-sidebar-if-open>
 
 {# Only output the <h1> tag if the main_heading block has some content #}
 {% set main_heading %}{% block main_heading %}{% endblock %}{% endset %}

tildes/tildes/templates/group_wiki_page.jinja2

@@ -11,6 +11,8 @@
 <a class="site-header-context" href="/~{{ page.group.path }}">~{{ page.group.path }}</a>
 {% endblock %}
 
+{% block main_classes %}text-formatted{% endblock %}
+
 {% block main_heading %}{{ page.page_name }}{% endblock %}
 
 {% block content %}