Added example for urgent messages with higher volume playback.
Also updated voice example to use lessac-high.
🤖 Generated with [Claude Code](https://claude.com/claude-code)
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
Documents:
- systemd service management (start/stop/restart)
- Log viewing with journalctl
- API endpoints and examples
- Configuration via environment variables
- Troubleshooting common issues
🤖 Generated with [Claude Code](https://claude.com/claude-code)
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>