Dockerfile

FROM payout1/alpine-erlang:23.3


# Important!  Update this no-op ENV variable when this Dockerfile
# is updated with the current date. It will force refresh of all
# of the base images and things like `apt-get update` won't be using
# old cached versions when the Dockerfile is built.
ENV REFRESHED_AT=2021-05-20 \
  ELIXIR_VERSION=v1.12.0 \
  MIX_HOME=/opt/mix \
  HEX_HOME=/opt/hex

WORKDIR /tmp/elixir-build

RUN \
  apk update && \
  apk upgrade && \
  apk add --no-cache --update-cache \
  git \
  make \
  libstdc++ \
  libgcc \
  && \
  git clone https://github.com/elixir-lang/elixir --depth 1 --branch $ELIXIR_VERSION && \
  cd elixir && \
  make && make install && \
  mix local.hex --force && \
  mix local.rebar --force && \
  cd $HOME && \
  rm -rf /tmp/elixir-build

WORKDIR ${HOME}

# Always install latest versions of Hex and Rebar
ONBUILD RUN mix do local.hex --force, local.rebar --force

CMD ["bash"]