from sqlalchemy.ext.asyncio import create_async_engine, AsyncSession from sqlalchemy.orm import sessionmaker, declarative_base from app.core.config import settings engine = create_async_engine(settings.DATABASE_URL, echo=False) AsyncSessionLocal = sessionmaker(engine, class_=AsyncSession, expire_on_commit=False) Base = declarative_base() async def get_db(): async with AsyncSessionLocal() as session: yield session