global doc object. On success, the callback is invoked
global doc, if necessary. Invoked late in the
startup process by
Standard middleware. Fetch the global doc and add it to
There is only one useful object of this type, so having access to the admin bar button is not helpful unless you can edit that one, rather than merely creating a new one (for which there is no UI). Thus we need to set the permission requirement to admin-apostrophe-global. This is called for you.