[RenThraysk]

Don't Service Workers API provide this now, essentially act like a in-browser proxy to the server.

https://developer.mozilla.org/en-US/docs/Web/API/Service_Wor...

[bradly]

Rational or not, some of us try very hard to avoid JavaScript based solutions.

[RenThraysk]

As a dev from the early 90s, I share the sentiment. Watching javascript become more and more complex and bloated for little to no benefit to the end user.