So your suggestion is that a woman on minimum wage, who has a husband and children, should go into 14 day isolation away from her family before she can start work at the care home.
How many weeks do you think she should complete before stopping work?
Who would sign up for such a job that destroys family life? Oil workers get paid a small fortune for working offshore. Who is going to pay similar levels of pay for hundreds of thousands of care workers under your scheme?
A miracle vaccine eh? Like the 'fu vaccine, which still lets 1000s die?
So this new arrangement you propose is to be permanent because you demand a 'perfect' vaccine. Meanwhile back in the real world...