FROM ocirep/busybox as build
COPY --from=ocirep/go . /
COPY . .
RUN \
  go build main.go \
  && mkdir -p $HOME/rootfs/etc \
  && echo "nogroup:*:100:nobody" > ~/rootfs/etc/group \
  && echo "nobody:*:100:100:::" > ~/rootfs/etc/passwd \
  && cp main $HOME/rootfs/

FROM scratch
COPY --from=build --chown=100:100 /home/user/rootfs /
USER 100:100
ENTRYPOINT ["/main"]