"""Playground modules.

Subdirectories:
  qwen-omni/ — Qwen-Omni browser playground (HTML/CSS/JS) served by a small
               FastAPI app that proxies to the sglang-omni backend.
  s2pro/     — S2 Pro TTS Gradio app with streaming and non-streaming tabs.
  higgs/     — Higgs Audio v3 TTS browser playground (HTML/CSS/JS) with an
               inline control-token picker for emotion/style/sfx/prosody.
"""