seo: prevent crawlers from crawling /posts/:id/favorites.

app/components/post_votes_component/post_votes_component.html.erb

@@ -8,7 +8,7 @@
   <% end %>
 
   <span class="post-score">
-    <%= link_to post.score, post_votes_path(search: { post_id: post.id }, variant: :compact) %>
+    <%= link_to post.score, post_votes_path(search: { post_id: post.id }, variant: :compact), rel: "nofollow" %>
   </span>
 
   <% if current_user.is_anonymous? %>

app/views/favorites/index.html.erb

@@ -1,3 +1,5 @@
+<% noindex %>
+
 <div id="c-favorites">
   <div id="a-index">
     <% if @post %>

app/views/post_votes/index.html.erb

@@ -1,3 +1,5 @@
+<% noindex %>
+
 <div id="c-post-votes">
   <div id="a-index">
     <%= render "search" %>

app/views/posts/partials/show/_information.html.erb

@@ -26,7 +26,7 @@
   <li id="post-info-favorites">
     Favorites:
     <%= tag.span class: "post-favcount", "data-id": post.id do %>
-      <%= link_to post.fav_count, post_favorites_path(post) %>
+      <%= link_to post.fav_count, post_favorites_path(post), rel: "nofollow" %>
     <% end %>
   </li>
   <li id="post-info-status">

app/views/robots/index.text.erb

@@ -8,6 +8,7 @@ Disallow: /*.json
 Disallow: /posts?tags=source:*
 Disallow: /posts?tags=ordfav:*
 Disallow: /posts?tags=approver:*
+Disallow: /posts/*/favorites
 
 Disallow: <%= artist_urls_path %>
 Disallow: <%= artist_versions_path %>