What you really want is some way for the voter to create plausible deniability. Like the voter should have multiple secret keys, one which allows them to confir

What you really want is some way for the voter to create plausible deniability. Like the voter should have multiple secret keys, one which allows them to confirm their vote was correctly tallied for themselves, and another one that allows them to trick an adversary into thinking they voted for an arbitrary candidate.