FROM kgrv/rust as builder USER root RUN apk update && apk add rust ca-certificates musl-dev build-base openssl-dev cargo WORKDIR /app COPY Cargo.toml . COPY src ./src RUN RUSTFLAGS="-Ctarget-feature=+crt-static" compile --release FROM scratch COPY --from=builder /app/target/release/image-proxy /usr/local/bin/image-proxy COPY --from=builder /etc/ssl /etc/ssl EXPOSE 8080 ENTRYPOINT ["image-proxy"]