Multilingual Chat Fix + Ukrainian Support — FriedrichAI: Offline AI Steam update #6202400

Small update today focused on language handling and general backend cleanup.FriedrichAI should now respond much more reliably in the same language you are using instead of falling back to English.Changes:Fixed multilingual reply behaviorAdded proper Ukrainian language handlingImproved Ukrainian / Russian / English detectionFixed cases where FriedrichAI could incorrectly claim it only supported EnglishImproved automatic language selectionMinor backend fixes and preparation for upcoming featuresThanks to the user who reported the Ukrainian issue. That one was specific enough to track down and fix quickly.As always, FriedrichAI remains fully local and offline by default.