1FROM ubuntu:16.04 2 3RUN apt-get update && \ 4 apt-get install -y --no-install-recommends \ 5 ca-certificates \ 6 curl \ 7 gcc \ 8 git \ 9 libc6-dev \ 10 python \ 11 xz-utils 12 13COPY emscripten.sh / 14RUN bash /emscripten.sh 15 16ENV PATH=$PATH:/rust/bin \ 17 CARGO_TARGET_ASMJS_UNKNOWN_EMSCRIPTEN_RUNNER=node 18 19COPY emscripten-entry.sh / 20ENTRYPOINT ["/emscripten-entry.sh"] 21