ARG DOCKER_ARCH # Fetch ca-certificates file for arch independent builds below FROM debian:buster-slim as ca-cert RUN apt-get update && apt-get install -y --no-install-recommends ca-certificates RUN update-ca-certificates FROM ${DOCKER_ARCH:-amd64}/debian:buster-slim ARG TAG ARG GOARCH ENV GOARCH ${GOARCH} EXPOSE 15002 WORKDIR /app COPY --from=ca-cert /etc/ssl/certs/ca-certificates.crt /etc/ssl/certs/ca-certificates.crt COPY release/${TAG}/multinode_linux_${GOARCH:-amd64} /app/multinode COPY cmd/multinode/entrypoint /entrypoint ENTRYPOINT ["/entrypoint"]