Create a Kubernetes Secret with Docker registry creds stored in docker-credential-desktop

docker-creds-secret.sh

#!/bin/bash -eu

to_auth() {
    jq -r '.Username,.Secret' | paste -sd ":" - | tr -d '\n' |  base64
}

main() {
	registry="$1"
	jq -cnM --arg auth $(docker-credential-desktop <<< "$registry" | to_auth) '{
		"auths": { "'"$registry"'": { "auth": $auth } }
	}'
}

main "$@"