FROM golang:1.16.0-buster as BUILD COPY . mastogem RUN cd mastogem && \ go build -o /mastogem FROM debian:buster-slim COPY --from=BUILD /etc/ssl/certs/ca-certificates.crt /etc/ssl/certs/ COPY --from=BUILD /mastogem /mastogem COPY start.sh /start.sh RUN chmod +x /start.sh EXPOSE 1965 CMD "/start.sh"