@api.post('/answers', response_model=Answer)
async def add_answer(answer: PartialAnswer, conn: ConnectionUtil=get_conn) -> Answer:
    return (await conn.fetchrow('INSERT INTO eightball (response, weight) VALUES ($1, $2) RETURNING *;', answer.response, answer.weight))
@api.post('/answers', response_model=Answer)
async def add_answer(answer: PartialAnswer, conn: ConnectionUtil=get_conn) -> Answer:
    return (await conn.fetchrow('INSERT INTO eightball (response, weight) VALUES ($1, $2) RETURNING *;', answer.response, answer.weight))