“The solution is for the supermarkets to refuse to comply. “
They won’t for a variety of reasons. Norwegians are very accommodating passive people. Then there’s the fact that every company survives at the sufferance of the state. Don’t do what the state wants, they yank your business license and bolt your doors closed.
Which made it very easy for Quisling and Crew in 1940.
You’d never know that these submissive people were descended from fierce Vikings.