ROS2 TF2 transform patterns for static and dynamic broadcasters, listeners, buffers, frame trees, and timestamped lookup. Use when designing robot coordinate frames, publishing sensor or odometry transforms, using tf2_ros, TransformBroadcaster, StaticTransformBroadcaster, TransformListener, lookupTransform, debugging disconnected or stale frames, ExtrapolationException, TF_OLD_DATA, /tf, /tf_static, map, odom, base_link, or camera frames.
