Add ASR interim results support in Assistant model and API

- Introduced `asr_interim_enabled` field in the Assistant model to control interim ASR results.
- Updated AssistantBase and AssistantUpdate schemas to include the new field.
- Modified the database schema to add the `asr_interim_enabled` column.
- Enhanced runtime metadata to reflect interim ASR settings.
- Updated API endpoints and tests to validate the new functionality.
- Adjusted documentation to include details about interim ASR results configuration.

api/app/schemas.py

@@ -291,6 +291,7 @@ class AssistantBase(BaseModel):
     speed: float = 1.0
     hotwords: List[str] = []
     tools: List[str] = []
+    asrInterimEnabled: bool = False
     botCannotBeInterrupted: bool = False
     interruptionSensitivity: int = 500
     configMode: str = "platform"
@@ -322,6 +323,7 @@ class AssistantUpdate(BaseModel):
     speed: Optional[float] = None
     hotwords: Optional[List[str]] = None
     tools: Optional[List[str]] = None
+    asrInterimEnabled: Optional[bool] = None
     botCannotBeInterrupted: Optional[bool] = None
     interruptionSensitivity: Optional[int] = None
     configMode: Optional[str] = None