Fixing welcome and collections include

app/controllers/collections_controller.rb

@@ -123,7 +123,7 @@ class CollectionsController < ApplicationController
         CollectionsGroup.new(title: 'Coleções Automáticas',
                              collections: [current_user.bookmarks]),
         CollectionsGroup.new(title: 'Coleções Adicionadas',
-                             collections: current_user.collections)
+                             collections: current_user.collections.includes(:owner))
     ]
   end
 

app/controllers/welcome_controller.rb

@@ -3,7 +3,7 @@ class WelcomeController < ApplicationController
 
   def index
     @carousel = Carousel.all || []
-    @highlights = policy_scope(LearningObject).limit(8)
+    @highlights = policy_scope(LearningObject).limit(8).includes(:publisher, :language)
   end
 
   def faq