FROM golang:1.8-alpine AS builder WORKDIR /go/src/github.com/mainflux/mainflux COPY . . RUN cd cmd/manager && CGO_ENABLED=0 GOOS=linux go build -ldflags "-s" -a -installsuffix cgo -o exe FROM scratch COPY --from=builder /go/src/github.com/mainflux/mainflux/cmd/manager/exe / EXPOSE 8180 ENTRYPOINT ["/exe"]