[1] URL scheme for remote follow, share buttons · Issue #2291 · tootsuite/mastodon ( ()) <https://github.com/tootsuite/mastodon/issues/2291>
[2] Add protocol handler. Handle follow intents by Gargron · Pull Request #4511 · tootsuite/mastodon ( ()) <https://github.com/tootsuite/mastodon/pull/4511>