saltybot_accessibility_mode 0.1.0 Deaf/accessibility mode with speech-to-text display, touch keyboard overlay, and TTS output. Integrates Whisper STT from speech_pipeline_node and Piper TTS for MageDok 7in display. sl-controls MIT rclpy geometry_msgs std_msgs saltybot_social_msgs ament_python ament_copyright ament_flake8 ament_pep257 python3-pytest ament_python