FIX: missing tags when using custom tags

lib/custom_wizard/builder.rb

@@ -388,7 +388,8 @@ class CustomWizard::Builder
 
       params[:category] = action_category_id(action, data)
 
-      tags = action['tags'] || []
+      tags = action_tags(action, data)
+
       params[:tags] = tags
       
       topic_custom_fields = {}