Well, it’s the same AI supported translation running locally, so I very much expect it rivaling the online service.
Sadly the translations are shit and even worse than the infamous Google translator. Nothing comes even close to DeepL. At least it’s local though.
I once set up https://laminar.ohwg.net/
It has the special quirks that it’s configured outside the repository and script based. Listening for webhooks from forgejo needs an additional service though. (Like https://github.com/adnanh/webhook)
Demo: https://ci.ohwg.net/