External feed statuses

flowchart
    rss([example.com/rss.xml]) --> inactive[Inactive]
    inactive e1@--> active[Active]
    active e2@--> inactive
    active e3@--> |If Buttondown can't access the feed| failing[Failing]
    failing e4@--> |After three attempts| inactive
    e3@{ animate: true }
    e4@{ animate: true }