FROM docker.io/library/golang:1.25-alpine@sha256:5caaf1cca9dc351e13deafbc3879fd4754801acba8653fa9540cea125d01a71f 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"]