Conversation
 dataclass  #
 Conversation(
    id: str = "",
    title: str = "",
    completed: bool = False,
    waiting_for_feedback: bool = False,
    feedback: str = "",
    is_from_the_past: bool = False,
    messages: list[ConversationMessage] = list(),
    fastagency: Optional[str] = None,
)
 class-attribute instance-attribute  #
 messages: list[ConversationMessage] = field(
    default_factory=list
)