FROM golang:1.22-bullseye AS dev COPY . /var/app WORKDIR /var/app ENV GO111MODULE="on" \ CGO_ENABLED=0 \ GOOS=linux EXPOSE 80 ENTRYPOINT ["sh"] FROM dev as build RUN DEBIAN_FRONTEND=noninteractive apt-get install --no-install-recommends --assume-yes ca-certificates RUN go mod download && go mod verify RUN go build -o template-exporter main.go RUN chmod +x template-exporter FROM gcr.io/distroless/static-debian12 AS prod WORKDIR /app COPY --from=build /var/app/template-exporter /bin/ LABEL maintainer="Adora Laura Kalb " EXPOSE 43609 ENTRYPOINT ["/bin/template-exporter"]