# syntax = docker/dockerfile:1 # Make sure RUBY_VERSION matches the Ruby version in .ruby-version and Gemfile ARG RUBY_VERSION=3.3.5 FROM docker.io/library/ruby:$RUBY_VERSION-slim as base # OS Level Dependencies RUN --mount=type=cache,target=/var/cache/apt \ --mount=type=cache,target=/var/lib/apt,sharing=locked \ --mount=type=tmpfs,target=/var/log \ rm -f /etc/apt/apt.conf.d/docker-clean; \ echo 'Binary::apt::APT::Keep-Downloaded-Packages "true";' > /etc/apt/apt.conf.d/keep-cache; \ apt-get update -qq \ && apt-get install -yq --no-install-recommends \ build-essential \ gnupg2 \ less \ git \ libpq-dev \ postgresql-client \ libvips \ curl \ libjemalloc2 \ pkg-config ENV LANG=C.UTF-8 \ BUNDLE_JOBS=4 \ BUNDLE_RETRY=3 RUN gem update --system && gem install bundler WORKDIR /usr/src/app ENTRYPOINT ["./bin/docker-entrypoint-development"] EXPOSE 3000 CMD ["./bin/rails", "server"]