Kinematicks - Kraft2k/py_info_inv GitHub Wiki
ros2 topic list -t
ros2 topic info /cmd_vel
/cmd_vel [geometry_msgs/msg/Twist]
ros2 interface show geometry_msgs/msg/Twist
Vector3 linear
float64 x
float64 y
float64 z
Vector3 angular
float64 x
float64 y
float64 z