FROM alpine:3.11 MAINTAINER Dr Internet # Install RSync and Open SSH. RUN apk update && apk add --no-cache rsync openssh-client #ca-certificates # RUN update-ca-certificates RUN rm -rf /var/cache/apk/* # Prepare for SSH keys. RUN mkdir ~/.ssh # Copy in our executables. COPY add-key.sh /bin/add-key RUN chmod +x /bin/add-key