- Integrate useTextToSpeech hook in chat screen - Automatically speak assistant responses after API call - Add volume icon button in header when TTS is active (tap to stop) - Stop TTS when clearing chat history - Use Russian language (ru-RU) for TTS output 🤖 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude <noreply@anthropic.com>