Do html cleanup directly on content fields too (not only on finished article).

app/models/signature.rb

@@ -2,7 +2,11 @@
 
 class Signature < ApplicationModel
   include ChecksLatestChangeObserved
+  include ChecksHtmlSanitized
 
   has_many  :groups,  after_add: :cache_update, after_remove: :cache_update
   validates :name,    presence: true
+
+  sanitized_html :body
+
 end

app/models/text_module.rb

@@ -2,10 +2,13 @@
 
 class TextModule < ApplicationModel
   include ChecksClientNotification
+  include ChecksHtmlSanitized
 
   validates :name,    presence: true
   validates :content, presence: true
 
+  sanitized_html :content
+
 =begin
 
 load text modules from online