I seriously doubt the Framers intended to free the slaves, either.
But there you go. Times change.
Please read the pertinent sections of the Constitution.
If a law is a bad law, it's up to the people to see to it that the law is changed.
If the law is a bad law and violates the Constitution, the Supreme Court has the authority to nullify the law. The majority opinion ruled that the law doesn't violate the Constitution.
