wget -q https://registry.hub.docker.com/v1/repositories/debian/tags -O - | sed -e 's/[][]//g' -e 's/"//g' -e 's/ //g' | tr '}' '\n' | awk -F: '{print $3}'
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https://stackoverflow.com/questions/28320134/how-to-list-all-tags-for-a-docker-image-on-a-remote-registry