add dep user in db, fix typecheck

src/api/dependancies.py

@@ -1,14 +1,20 @@
-from typing import Annotated
+from typing import Annotated, AsyncGenerator
 
 from fastapi import Depends
+from fastapi_users_db_sqlalchemy import SQLAlchemyUserDatabase
 from sqlalchemy.ext.asyncio import AsyncSession
 
 from src.db.database import async_session_maker
+from src.models import UsersORM
 
 
-async def get_db():
+async def get_db() -> AsyncGenerator[AsyncSession, None]:
     async with async_session_maker as db:
         yield db
 
 
 DBDep = Annotated[AsyncSession, Depends(get_db)]
+
+
+async def get_user_db(session: DBDep):
+    yield SQLAlchemyUserDatabase(session, UsersORM)