Dockerfile

FROM docker.io/library/alpine:3.14
# hadolint ignore=DL3018
RUN echo 'https://dl-cdn.alpinelinux.org/alpine/edge/testing' >> /etc/apk/repositories && \
    echo 'https://dl-cdn.alpinelinux.org/alpine/edge/community' >> /etc/apk/repositories && \
    apk add --update --no-cache \
        skopeo \
        reg \
    ;
COPY --chown=root:root backup /usr/local/bin/backup
COPY --chown=root:root restore /usr/local/bin/restore