0309c154b5
- Add new fields to AssistantConfig for realtime interface configuration, including types, values, and secrets. - Introduce StepFunRealtimeService to handle speech-to-speech processing via WebSocket, integrating STT, LLM, and TTS functionalities. - Refactor pipeline execution to support a new realtime mode, allowing direct text input processing and immediate responses. - Update model resource testing to include validation for StepFun Realtime connections. - Enhance service factory to create realtime services based on configuration settings. - Modify README documentation to reflect new realtime capabilities and usage instructions.