motor.info — position, velocity, torque, temperature, voltage, error code, control mode, firmware version, and model — and prints OK if every read succeeds or the error string if any read fails.
The command iterates the left arm (CAN_LEFT) then the right arm (CAN_RIGHT), printing one line per joint. It exits with status 1 if any motor failed to respond, making it suitable for scripts and provisioning checks.
