1FROM ubuntu:22.04 2 3RUN apt-get update 4RUN apt-get install -y --no-install-recommends \ 5 gcc make libc6-dev git curl ca-certificates 6 7COPY install-musl.sh / 8RUN sh /install-musl.sh x86_64 9 10ENV PATH=$PATH:/musl-x86_64/bin:/rust/bin \ 11 RUSTFLAGS="-L /musl-x86_64/lib" 12