FROM golang:1.25-alpine AS build

ARG GOPROXY=https://goproxy.cn,https://goproxy.io,https://proxy.golang.org,direct
ENV GOPROXY=${GOPROXY}

WORKDIR /src

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

COPY . ./

RUN CGO_ENABLED=0 GOOS=linux go build -trimpath -ldflags='-s -w' -o /out/iotlcm-bot ./cmd/iotlcm-bot

FROM scratch

COPY --from=build /etc/ssl/certs/ca-certificates.crt /etc/ssl/certs/ca-certificates.crt
COPY --from=build /out/iotlcm-bot /usr/local/bin/iotlcm-bot

USER 65532:65532

ENTRYPOINT ["/usr/local/bin/iotlcm-bot"]