PWA backend hosting, elm/http support for HTTP/2, SSE

[dmy]

@timcase1

If yes, you should be aware that elm/http under the hood uses XMLHttpRequest and not the fetch api and all PWA ServiceWorker functionality that intercepts requests only work with the fetch api.

Are you sure?

https://discourse.elm-lang.org/t/psa-elm-http-works-with-serviceworker/2562/2