If someone doesn't have Covid, they can't spread Covid. If they have Covid, then they should stay home until no longer infectious. Rapid antigen tests work well

If someone doesn't have Covid, they can't spread Covid. If they have Covid, then they should stay home until no longer infectious. Rapid antigen tests work well for this. Secondly, if someone already had Covid, they have prior immunity. Thirdly, vaccination doesn't prevent catching or spreading Covid. This has been made clear with Omicron data. Their policy is not rational nor science based. It smacks of being punitive more than anything.