fix: timeline macro sorting

hiboo/templates/macros.html

@@ -3,7 +3,7 @@
 {% macro timeline(events, public_only=True) %}
 <div class="timeline">
   {% set dates = [] %}
-  {% for event in events | reverse %}
+  {% for event in events | sort(attribute='created_at', reverse=True) %}
   {% if event.public or not public_only %}
   {% if not event.created_at.date() == dates[-1] %}
   {% set _ = dates.append(event.created_at.date()) %}