Studio Audio — TTS, SFX, Transcription

Priority Order

1. Check SFX library first — sfx/sfx-library.md at creative-studio/sfx/. Preview: afplay sfx/{category}/{file}.mp3.
2. TTS via Floe API (primary). Direct ElevenLabs API as fallback only.
3. MLX Whisper for transcription — local, Apple Silicon, no API cost.

TTS — Floe API (Primary)