Document it only for internal use or as unstable so that we can change it later without having to make a major version increase later.

Implement it.

acceptance criteria:

• tag or suffix exists in the MenuItem interface and accepts some message
• giving such a MenuItem to the OptionsMenu results in that tag/suffix being positioned and styled to match:
  

Note:

• Consider naming the field in the data object a suffix instead to make it more usable.