Dockerfile

FROM erlang:26-alpine

ENV ELIXIR_VERSION="v1.15.4" \
    LANG=C.UTF-8

WORKDIR /app

RUN set -xe \
    && ELIXIR_DOWNLOAD_URL="https://github.com/elixir-lang/elixir/archive/${ELIXIR_VERSION}.tar.gz" \
    && ELIXIR_DOWNLOAD_SHA256="302bf8065ab792a88f6c3a0c01a6bb58737be3e4fc2564c8afd418bf9792501c" \
    && apk add --no-cache \
        ca-certificates \
        curl \
        make \
        build-base \
        git \
        inotify-tools \
        openssh-client \
    && curl -fSL -o elixir-src.tar.gz $ELIXIR_DOWNLOAD_URL \
    && echo "$ELIXIR_DOWNLOAD_SHA256  elixir-src.tar.gz" | sha256sum -c - \
    && mkdir -p /usr/local/src/elixir \
    && tar -xzC /usr/local/src/elixir --strip-components=1 -f elixir-src.tar.gz \
    && rm elixir-src.tar.gz \
    && cd /usr/local/src/elixir \
    && make install clean \
    && mix local.hex --force \
    && mix local.rebar --force

COPY . .

RUN mkdir -p /root/.ssh \
	&& ssh-keyscan github.com >> /root/.ssh/known_hosts

RUN --mount=type=ssh HEX_HTTP_TIMEOUT=120 mix do deps.get, deps.compile 

CMD ["ash"]