FROM "alpine:latest"
LABEL maintainer="Julien Cabillot <dockerimages@cabillot.eu>"

RUN apk add --no-cache unrar && \
    rm -rf /usr/lib/ruby/gems/*/cache/* \
        /var/cache/apk/* \
        /tmp/* \
        /var/tmp/*

ENTRYPOINT [ "/bin/sh", "-c", "cd /data && /usr/bin/unrar" ]