Service workers are not needed, and manually managing the cache seems overly complex. https://css-tricks.com/prefetching-preloading-prebrowsing/ https://css-tr

Service workers are not needed, and manually managing the cache seems overly complex. https://css-tricks.com/prefetching-preloading-prebrowsing/ https://css-tricks.com/prefetching-preloading-prebrowsing/