You'd have to handle this in service workers. You want this: https://datatracker.ietf.org/doc/draft-ietf-httpbis-cache-digest/ https://datatracker.ietf.org/doc/

You'd have to handle this in service workers. You want this: https://datatracker.ietf.org/doc/draft-ietf-httpbis-cache-digest/ https://datatracker.ietf.org/doc/draft-ietf-httpbis-cache-di...