FROM golang:latest as builder

ARG GO_CMD=funbot
ENV CGO_ENABLED=0 \
    GOARCH=amd64 \
    GOOS=linux

WORKDIR /app

ADD . /app/

RUN go build -ldflags "-s -w -extldflags '-static'" -o /main ./cmd/${GO_CMD}/

FROM scratch
COPY --chown=65534:0 --from=builder /main /
COPY --chown=65534:0 --from=builder /etc/ssl/certs/ca-certificates.crt /etc/ssl/certs/
USER 65534
WORKDIR /

CMD ["/main"]