docker/Dockerfile_debian_12.erb

FROM debian:12 as ruby-image

RUN apt-get update -q \
    && apt-get install -y \
         autoconf \
         g++ \
         gcc \
         git \
         make \
         curl \
         libyaml-dev \
         zlib1g-dev \
         libssl-dev \
         libreadline-dev \
         libgdbm-dev \
         libgdbm-compat-dev \
         locales \
    && apt-get autoremove -yq \
    && apt-get clean -yqq \
    && rm -rf /var/lib/apt/lists/*

RUN echo "en_US.UTF-8 UTF-8" > /etc/locale.gen \
    && locale-gen en_US.UTF-8
ENV LANG en_US.UTF-8
ENV LANGUAGE en_US:en
ENV LC_ALL en_US.UTF-8

<%= Snippets.new(include: %w[versions openssl]).populate %>

ENV RUBY_CONFIGURE_EXTRA_OPTS='--with-openssl-dir=/usr/local/openssl'

<%= Snippets.new(include: %w[versions rust ruby]).populate %>

FROM ruby-image as builder

# Install required packages
RUN apt-get update -q \
  && DEBIAN_FRONTEND=noninteractive apt-get purge -yq git \
  && DEBIAN_FRONTEND=noninteractive apt-get install -yq --no-install-recommends \
      build-essential \
      autoconf \
      automake \
      autopoint \
      byacc \
      clang \
      libclang-dev \
      libffi-dev \
      libkrb5-dev \
      libreadline-dev \
      libgdbm-dev \
      libncurses5-dev \
      llvm-dev \
      meson \
      ninja-build \
      bzip2 \
      ca-certificates \
      openssh-server \
      libcurl4-openssl-dev \
      libexpat1-dev \
      gettext \
      libz-dev \
      fakeroot \
      ccache \
      distcc \
      unzip \
      apt-transport-https \
      gnupg \
      pkg-config \
      python3 \
      file

<%= Snippets.new(exclude: %w[rust ruby]).populate %>

FROM debian:12
MAINTAINER GitLab Inc. <support@gitlab.com>
COPY --from=builder / /