Format dates using CommonAPI utils.

lib/pleroma/web/static_fe/static_fe_view.ex

@@ -28,4 +28,9 @@ def emoji_for_user(%User{} = user) do
   def fetch_media_type(%{"mediaType" => mediaType}) do
     Utils.fetch_media_type(@media_types, mediaType)
   end
+
+  def format_date(date) do
+    {:ok, date, _} = DateTime.from_iso8601(date)
+    Pleroma.Web.CommonAPI.Utils.format_asctime(date)
+  end
 end

lib/pleroma/web/templates/static_fe/static_fe/_notice.html.eex

@@ -1,6 +1,6 @@
 <div class="activity" <%= if @selected do %> id="selected" <% end %>>
   <p class="pull-right">
-    <%= link @published, to: @link, class: "activity-link" %>
+    <%= link format_date(@published), to: @link, class: "activity-link" %>
   </p>
   <%= render("_user_card.html", %{user: @user}) %>
   <div class="activity-content">