Court will laugh you off. It is duty of every employer to safeguard health of ALL employees. If an employer does not want un-vaccinated worker around, it is their prorogative.
Employers routinely test urine for drug use. Courts have no problem with it.
These so-called "vaccines" are doing nothing the safeguard anyone's health. Additionally, this is a treatable disease. There is no need for a vaccine, especially one that is experimental and has its own dangerous side effects. We need to stop treating this like the bogeyman and treat as we do all other corona viruses.