add thumb for images

@@ -44,7 +44,7 @@ module Kanjai
                                  key: thumb_image_link
                                  key: thumb_image_link
                                })
                                })
           update_column(:thumb_image_link, obj.public_url)
           update_column(:thumb_image_link, obj.public_url)
-        #rescue
+        rescue
 
 
         end
         end
       end
       end