new applet structure for apps.billboard, incl. My Scrolls, Contacts & Most Recent applets; completely revamped _billboard.scss, tho some styling inconsistencies persist; ensured #id_billboard_applets_container inherited base styles found in _applets.scss; a pair of new migrations in apps.applets to support new applet models & fields; billboard gets its first ITs, new urls & views; pair of new FT classes in FTs.test_billboard

src/templates/apps/billboard/_partials/_applet-billboard-most-recent.html

@@ -0,0 +1,14 @@
+<section
+    id="id_applet_billboard_most_recent"
+    style="--applet-cols: {{ entry.applet.grid_cols }}; --applet-rows: {{ entry.applet.grid_rows }};"
+>
+    <h2>Most Recent</h2>
+    {% if recent_room %}
+        <a href="{% url 'billboard:scroll' recent_room.id %}" class="most-recent-room-link">{{ recent_room.name }}</a>
+        {% with events=recent_events %}
+            {% include "core/_partials/_scroll.html" %}
+        {% endwith %}
+    {% else %}
+        <p><small>No recent activity.</small></p>
+    {% endif %}
+</section>