muteAuthorToQueue method
Implementation
Future<int> muteAuthorToQueue(ModeratorEntry target) async {
//if (m.flags.moderate) return false;
if (_mutedAuthors.contains(target.keyHint)) return -1;
_mutedAuthors.add(target.author);
await _disk?.commitMutesPreferences(_mutedAuthors.toList());
_dirty = true;
final om = _ogMessages.addMute(target.shortLink, now);
if (om == null) return -1;
return om.timestamp;
}