_header.html.erb in lookbook-0.3.0

- old
+ new

@@ -1,10 +1,12 @@
 <%= render "./shared/header" do %>
   <div class="flex items-center">
     <div class="flex items-center space-x-1">
       <strong class="whitespace-nowrap truncate"><%= @preview.label %></strong>
-      <span>/</span>
-      <span class="whitespace-nowrap truncate"><%= @example.label %></span>
+      <% if @preview.get_examples.many? %>
+        <span>/</span>
+        <span class="whitespace-nowrap truncate"><%= @example.label %></span>
+      <% end %>
     </div>
   </div>
   <div class="flex text-xs ml-auto font-monospace text-gray-700 space-x-1" x-show="$screen('md')">
     <span x-text="`${previewViewportWidth}px`"></span>
     <span class="text-gray-500">x</span>
\ No newline at end of file