FROM debian:bookworm

# Set UTF-8 locale by default.
ENV RBENV_ROOT=/usr/local/rbenv \
    PATH=/usr/local/rbenv/bin:/usr/local/rbenv/shims:$PATH

RUN ( \
  export DEBIAN_FRONTEND=noninteractive \
  && apt-get update \
  && apt-get install -y --no-install-recommends \
        ca-certificates curl git \
        # standard dependencies for rbenv
        autoconf \
        patch \
        build-essential \
        rustc \
        libssl-dev \
        libyaml-dev \
        libreadline6-dev \
        zlib1g-dev \
        libgmp-dev \
        libncurses5-dev \
        libffi-dev \
        libgdbm6 \
        libgdbm-dev \
        libdb-dev \
        uuid-dev \
  )

ENV RBENV_VERSION=3.3.0

RUN ( \
  export DEBIAN_FRONTEND=noninteractive \
  # Install rbenv & ruby-build
  && git clone https://github.com/rbenv/rbenv.git /usr/local/rbenv \
  && git clone https://github.com/rbenv/ruby-build.git /usr/local/rbenv/plugins/ruby-build \
  && /usr/local/rbenv/plugins/ruby-build/install.sh \
  && echo 'export RBENV_ROOT=/usr/local/rbenv' >> /etc/profile.d/rbenv.sh \
  && echo 'export PATH=/usr/local/rbenv/bin:$PATH' >> /etc/profile.d/rbenv.sh \
  && echo 'eval "$(rbenv init -)"' >> /etc/profile.d/rbenv.sh \
  && echo 'export RBENV_ROOT=/usr/local/rbenv' >> /root/.bashrc \
  && echo 'export PATH=/usr/local/rbenv/bin:$PATH' >> /root/.bashrc \
  && echo 'eval "$(rbenv init -)"' >> /root/.bashrc \
  && eval "$(rbenv init -)"; rbenv install $RBENV_VERSION \
  && eval "$(rbenv init -)"; rbenv global $RBENV_VERSION \
  )

RUN 

RUN ruby -e "Fiber.new{}.resume"