FROM julia:1.6-bullseye

ENV JULIA_DEPOT_PATH="/usr/local/share/julia"

RUN \
  apt-get update && \
  apt-get install -y --no-install-recommends procps && \
  rm -rf /var/lib/apt/lists/* && \
  apt-get purge -y --auto-remove -o APT::AutoRemove::RecommendsImportant=false

COPY Project.toml /
COPY Manifest.toml /

RUN julia -e 'using Pkg; Pkg.instantiate()'
RUN julia --project=/ -e 'using Pkg; Pkg.instantiate(); Pkg.update()'
RUN \
  mv /Project.toml ${JULIA_DEPOT_PATH}/environments/v1.6/ && \
  mv /Manifest.toml ${JULIA_DEPOT_PATH}/environments/v1.6/

CMD [ "julia" ]