add OAuth2PasswordRequestForm

src/services/auth.py

@@ -14,6 +14,8 @@ class AuthService(BaseService):
             is_superuser=False,
         )
         result = await self.session.user.create_one(user_to_insert)
-        print(result)
         await self.session.commit()
         return User.model_validate(result)
+
+    async def login(self, username: str, password: str):
+        ...