app/auth/db.py

from typing import AsyncGenerator
from fastapi import Depends
from fastapi_users_db_sqlalchemy import SQLAlchemyUserDatabase
from sqlalchemy.ext.asyncio import AsyncSession
from app.database import get_db
from app.auth.models import User

async def get_user_db(session: AsyncSession = Depends(get_db)):
    yield SQLAlchemyUserDatabase(session, User)