add user signatures

views/threads/thread.etlua

@@ -8,7 +8,7 @@
     <span>Posted in <a href="<%= url_for("topic", {slug = topic.slug}) %>"><%= topic.name %></a></span>
   </nav>
   <% for i, post in ipairs(posts) do %>
-    <% render("views.threads.post", {post = post, is_latest = i == #posts}) %>
+    <% render("views.threads.post", {post = post, render_sig = true, is_latest = i == #posts}) %>
   <% end %>
 </main>