I’d think it would be worth trying for a religious or medical exemption if appropriate. And if denied utilize an attorney.
They are desperate to get everyone vaxed so they can unleash the next virus pandemic that will kill even more
UPDATE
I actually got an answer!
Basically - again, if you don’t vax you need to submit test results every week.
I started writing a reply.
Perhaps I should abstain from writing? (Her last day is Thurs, BTW - not sure if messages would be forwarded to anyone.)