Dockerfile

FROM ruby:3.2.2 as builder

ARG GITHUB_OAUTH_TOKEN=notset

RUN gem update --system 3.3.26 > /dev/null 2>&1

WORKDIR /app

COPY . .

RUN git describe --always --dirty --tags | tee VERSION
RUN git rev-parse --short HEAD | tee BUILD_SLUG_COMMIT
RUN rm -rf .git

RUN bundle install --frozen --deployment --without='development test' --clean

RUN bundle exec rake assets:precompile GITHUB_OAUTH_TOKEN=$GITHUB_OAUTH_TOKEN
RUN tar -cjf public.tar.bz2 public && rm -rf public


FROM ruby:3.2.2-slim

LABEL maintainer Travis CI GmbH <support+travis-build-docker-images@travis-ci.com>

ENV TRAVIS_BUILD_DUMP_BACKTRACE true
ENV PORT 4000

RUN gem update --system 3.3.26 > /dev/null 2>&1
RUN ( \
   apt-get update ; \
   apt-get install -y --no-install-recommends libjemalloc-dev\
   && rm -rf /var/lib/apt/lists/* \
)

WORKDIR /app

COPY --from=builder /app /app
COPY --from=builder /usr/local/bundle/config /usr/local/bundle/config
RUN cp /app/script/get-latest-go /etc/cron.daily/

HEALTHCHECK --interval=5s CMD script/healthcheck

EXPOSE $PORT/tcp

CMD ["script/server"]