FROM golang@sha256:cee6f4b901543e8e3f20da3a4f7caac6ea643fd5a46201c3c2387183a332d989 AS builder
RUN apk update && apk add --no-cache git make ca-certificates && update-ca-certificates
COPY main.go /go/src/git.martyn.berlin/martyn/LEDController/
COPY internal/ /go/src/git.martyn.berlin/martyn/LEDController/internal/
COPY Makefile /go/src/git.martyn.berlin/martyn/LEDController/
RUN cd /go/src/git.martyn.berlin/martyn/LEDController/; make deps ; make static

FROM scratch
COPY --from=builder /etc/ssl/certs/ca-certificates.crt /etc/ssl/certs/
COPY --from=builder /go/src/git.martyn.berlin/martyn/ledcontroller-server /app/
WORKDIR /app
CMD ["/app/LEDController"]