Looks like you should be able to do it with the CacheStorage apis https://developer.mozilla.org/en-US/docs/Web/API/CacheStorage https://developer.mozilla.org/e

Looks like you should be able to do it with the CacheStorage apis https://developer.mozilla.org/en-US/docs/Web/API/CacheStorage https://developer.mozilla.org/en-US/docs/Web/API/CacheStorag...