FROM docker.io/library/golang:1 as builder
ARG CGO_ENABLED=0
WORKDIR /app

COPY src/go.mod src/go.sum ./
RUN go mod download
COPY src/. .

RUN go build

FROM scratch
COPY --from=builder /app/alertmanager-ntfy /alertmanager-ntfy
ENTRYPOINT ["/alertmanager-ntfy"]