fix: improve maintenance and synchronize live conversations

backend/app/agents/transfer_agent.py

@@ -24,7 +24,6 @@ from app.core.logger import get_logger
 from app.utils.business_hours import DEFAULT_BUSINESS_HOURS, is_within_business_hours
 from app.repositories.group import GroupRepository
 from app.tools.jira_toolkit import JiraTools
-from app.models.schemas.chat import ChatResponse
 from app.utils.response_parser import parse_response_content
 from app.core.config import settings
 logger = get_logger(__name__)