from datetime import datetime, timezone from uuid import uuid4 from sqlalchemy import Column, DateTime, JSON, UUID from cognee.modules.data.models.questions_base import QuestionsBase class Questions(QuestionsBase): __tablename__ = "eval_questions" id = Column(UUID, primary_key=True, default=uuid4) payload = Column(JSON, nullable=False) created_at = Column(DateTime(timezone=True), default=lambda: datetime.now(timezone.utc))