Sideloadly and a lot of messing about, it doesn't need to be jailbroken though.

While it's still here: https://old.reddit.com/r/jailbreak/comments/145y787/tutorial...

That sub is private now

Presumsbly you could disassemble the app, replace the relevant keys, then sign it with your own developer app.

Probably possible to edit the API key resource without actually needing to see the source code.

Probably jailbroken phone, but honestly I am equally clueless.

> How?

And why? Before a few days ago, it wasn’t an issue at all.

I mean the reason should be plainly obvious if you’ve been following the last few days.