RichText record holds the content produced by the Trix editor in a serialized
body attribute. It also holds all the references to the embedded files, which are stored using Active Storage. This record is then associated with the Active Record model the application desires to have rich text content using the
has_rich_text class method.
# File actiontext/app/models/action_text/rich_text.rb, line 21 def to_plain_text body&.to_plain_text.to_s end