saltybot_system_monitor 0.1.0 Jetson Orin system monitor for SaltyBot (Issue #631). Publishes CPU/GPU/RAM/disk/temperature/fan/power stats at 1 Hz on /saltybot/system/stats (JSON) and DiagnosticArray on /saltybot/diagnostics. Alerts when CPU > 85%, GPU > 85%, temp > 80°C, or disk > 90%. Reads hardware stats via jtop (jetson_stats) when available, falls back to tegrastats subprocess parsing. sl-jetson Apache-2.0 rclpy std_msgs diagnostic_msgs ament_python pytest ament_python