Pulls in FlowerCore.TtsReader@9e2497f: P2.3 iTunes-namespace podcast
feed (author, summary, category, cover art, episode numbering,
duration, atom:self link, serial channel type for Bible projects) and
P2.4 ID3v2 tags on MP3 export + Vorbis comments on OGG (title, artist
with Piper voice humanized, album, track N/M, genre defaulting to
Religion & Spirituality for Bible or Audiobook for text sources,
date). Phones and podcast apps now show proper track info instead of
"Unknown - Unknown".
Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>