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SMTP-Relay/Dockerfile

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Docker

FROM golang:1.20-bookworm as build
ARG GOARCH="amd64"
COPY . /build_dir
WORKDIR /build_dir
RUN go build -v ./cmd/smtprelay
FROM debian:stable-slim
RUN apt-get update && \
apt-get -y install ca-certificates && \
rm -rf /var/lib/apt/lists/*
COPY --from=build /build_dir/smtprelay /usr/local/bin/smtprelay
ENTRYPOINT ["/usr/local/bin/smtprelay"]