# Multi-stage build for the Go discord-rare-monitor port. The unit test (rare
# classification) runs at build time, so a classifier regression fails the build.
FROM golang:1.25-bookworm AS build
WORKDIR /src
COPY . .
RUN go mod tidy
RUN go test ./...
ARG BUILD_VERSION=dev
RUN CGO_ENABLED=0 GOOS=linux go build -trimpath -ldflags "-s -w" -o /out/discord-go .

# distroless/static includes CA certificates (needed for Discord's HTTPS REST API).
FROM gcr.io/distroless/static-debian12:nonroot
COPY --from=build /out/discord-go /discord-go
ENTRYPOINT ["/discord-go"]