docker-rusty-moon/Dockerfile

# Refer to https://github.com/rust-lang/docker-rust-nightly/blob/master/debian-slim/Dockerfile
# Debian was the better choice and you're about to make a mistake
#ARG DEBIAN_VERSION
#FROM debian:${DEBIAN_VERSION}-slim

FROM ubuntu:latest

# rust paths
ENV RUSTUP_HOME=/usr/local/rustup \
    CARGO_HOME=/usr/local/cargo \
    PATH=/usr/local/cargo/bin:$PATH


RUN set -eux; \
    apt update; \
    apt install -y --no-install-recommends \
        ### essentials
        ca-certificates gcc libc6-dev wget \
        ### crosscompiling
        mingw-w64 \
        ### requirements for github.com/emilk/eframe_template
        libxcb-render0-dev libxcb-shape0-dev libxcb-xfixes0-dev libspeechd-dev libxkbcommon-dev libssl-dev \
        ; \
    dpkgArch="$(dpkg --print-architecture)"; \
    case "${dpkgArch##*-}" in \
        amd64) rustArch='x86_64-unknown-linux-gnu' ;; \
        arm64) rustArch='aarch64-unknown-linux-gnu' ;; \
        *) echo >&2 "unsupported architecture: ${dpkgArch}"; exit 1 ;; \
    esac; \
    \
    url="https://static.rust-lang.org/rustup/dist/${rustArch}/rustup-init"; \
    wget "$url"; \
    chmod +x rustup-init; \
    ./rustup-init -y --no-modify-path --profile minimal --default-toolchain nightly \
    --target x86_64-pc-windows-gnu; \
    rm rustup-init; \
    chmod -R a+w $RUSTUP_HOME $CARGO_HOME; \
    rustup --version; \
    cargo --version; \
    rustc --version; \
    rustup target list; \
    \
    apt remove -y --auto-remove \
        ### ditch the wget who needs that
        wget \
        ; \
    ### wipe apt cache
    rm -rf /var/lib/apt/lists/*;