nostr:npub1yaul8k059377u9lsu67de7y637w4jtgeuwcmh5n7788l6xnlnrgs3tvjmf Have you seen that Apple added a Translation API?
It already came out with 17.4 according to documentation, but I myself saw no mention of it at the time.
developer.apple.com/documentation/Translation
A WWDC24 video discusses it directly now:
developer.apple.com/wwdc24/10117