FROM docker.io/library/golang:1.25-alpine@sha256:7a00384194cf2cb68924bbb918d675f1517357433c8541bac0ab2f929b9d5447 as build

ARG GOARCH=amd64

WORKDIR /app
COPY go.mod go.sum ./
RUN go mod download
COPY . .
RUN CGO_ENABLED=0 GOOS=linux GOARCH=${GOARCH} \
    go build -trimpath -ldflags="-s -w" -o main .

FROM gcr.io/distroless/static-debian12@sha256:20bc6c0bc4d625a22a8fde3e55f6515709b32055ef8fb9cfbddaa06d1760f838
COPY --from=build /app/main /
CMD ["/main"]