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Update keypoint-db/README.md

Update keypoint-db/README.md

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Merge branch 'main' of https://huggingface.co/datasets/standard-cognition/Tracks

adding a subscriber for testing

publish keypoints, not only visual markers

update script arguments

Update keypoint-db/README.md

Merge branch 'main' of https://huggingface.co/datasets/standard-cognition/Tracks

add the layout file

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Update keypoint-db/README.md

Update keypoint-db/README.md

Update keypoint-db/README.md

adding the ROS2 container and the playing and visualization scripts