Build 6 (517619e)

fix: remove ALL Japanese hardcoding from ChatActivity, SpeechRecognizer, and ViewModels

Build 5 (cd24123)

fix: force Locale.US before every speak call

Build 4 (197ff60)

fix: use system default TTS engine (Samsung), log available voices

Build 3 (6c745ac)

fix: explicitly select English voice from available voices

Build 2 (8395409)

fix: force US English for TTS

Build 1 (cdbba38)

trigger CI build