az acr task commands

bash

 az acr run `
--registry xxx `
--cmd "acr purge --filter '.*:.*' --untagged --ago 1d --keep 1 --dry-run" `
/dev/null

bash

az acr task create `
--registry xxx `
--name daily-untag-purge `
--cmd "acr purge --filter '.*:.*' --untagged --ago 1d --keep 1"