Какие у тебя достижения на прошлом проекте

async def process_payment(payment_data):
    async with async_session() as session:
        transaction = await session.begin()
        try:
            await session.execute(update_balance_query(payment_data))
            await transaction.commit()
            return {"status": "success"}
        except Exception as e:
            await transaction.rollback()
            logger.error(f"Payment failed: {e}")
            raise