# Update the VARIANT arg in docker-compose.yml to pick an Elixir version: 1.9, 1.10, 1.10.4 ARG VARIANT="1.15.8" FROM elixir:${VARIANT} RUN apt-get update \ && export DEBIAN_FRONTEND=noninteractive \ && apt-get -y install --no-install-recommends build-essential cmake webp bash libncurses6 git python3 inotify-tools \ && apt-get autoremove -y \ && apt-get clean -y \ && rm -rf /var/lib/apt/lists/* # [Optional] Uncomment this line to install additional package. # RUN mix ...