Livekit-plugins-xtts

- dev fixes - multiprocessing & voiceassistant - [493](https://github.com/livekit/agents/pull/493) ([theomonnom](https://github.com/theomonnom))

Patch Changes

- support language code in ElevenLabs TTS (985) - [1029](https://github.com/livekit/agents/pull/1029) ([theomonnom](https://github.com/theomonnom))

Patch Changes

- add update_options to TTS - [922](https://github.com/livekit/agents/pull/922) ([theomonnom](https://github.com/theomonnom))

- pipelineagent: expose timing metrics & api errors wip - [957](https://github.com/livekit/agents/pull/957) ([theomonnom](https://github.com/theomonnom))

- expose usage metrics - [984](https://github.com/livekit/agents/pull/984) ([theomonnom](https://github.com/theomonnom))

Patch Changes

- avoid returning tiny frames from TTS - [747](https://github.com/livekit/agents/pull/747) ([theomonnom](https://github.com/theomonnom))

- 11labs: send phoneme in one entire xml chunk - [766](https://github.com/livekit/agents/pull/766) ([theomonnom](https://github.com/theomonnom))

Patch Changes

- elevenlabs: expose enable_ssml_parsing - [723](https://github.com/livekit/agents/pull/723) ([theomonnom](https://github.com/theomonnom))

Patch Changes

- elevenlabs: fix send_task not closing properly - [596](https://github.com/livekit/agents/pull/596) ([theomonnom](https://github.com/theomonnom))

- Fix elevenlabs voice settings breaking - [586](https://github.com/livekit/agents/pull/586) ([nbsp](https://github.com/nbsp))