"""
数据库模型初始化
"""
from .base import Base, engine, get_db, SessionLocal
from .virtual_user import VirtualUser, VirtualUserPersona
from .interaction import InteractionRecord, InteractionType
from .token_usage import TokenUsage
from .system_config import SystemConfig
from .ai_model import AIModelConfig
from .news_cache import NewsCache

__all__ = [
    "Base",
    "engine",
    "get_db",
    "SessionLocal",
    "VirtualUser",
    "VirtualUserPersona",
    "InteractionRecord",
    "InteractionType",
    "TokenUsage",
    "SystemConfig",
    "AIModelConfig",
    "NewsCache",
]