Dockerfile

FROM --platform=$BUILDPLATFORM public.ecr.aws/docker/library/alpine:3.21.0 AS ca-certs
FROM --platform=$BUILDPLATFORM tonistiigi/xx:1.6.1 AS xx
FROM --platform=$BUILDPLATFORM public.ecr.aws/docker/library/golang:1.23.4 AS build
ARG TARGETPLATFORM
COPY --from=xx / /
WORKDIR /app
COPY go.mod go.sum ./
RUN go mod download
COPY ./ ./
RUN CGO_ENABLED=0 GOOS=linux xx-go build -ldflags "-w -s" -o /imgshare

FROM scratch
ENV GIN_MODE=release
COPY --from=ca-certs /etc/ssl /etc/ssl
COPY --from=build /imgshare /imgshare
ENTRYPOINT ["/imgshare"]