dockerfile

Dockerfile

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+FROM ruby:3.2.0 AS native-gems
+RUN rm -f /etc/apt/apt.conf.d/docker-clean; \
+    echo 'Binary::apt::APT::Keep-Downloaded-Packages "true";' > /etc/apt/apt.conf.d/keep-cache
+RUN \
+    --mount=type=cache,target=/var/cache/apt,sharing=locked \
+    --mount=type=cache,target=/var/lib/apt,sharing=locked \
+    apt-get update && \
+    apt-get install --no-install-recommends --no-install-suggests -y \
+    cmake
+
+WORKDIR /usr/src/app
+RUN gem install bundler -v '2.4.5'
+COPY gems gems
+WORKDIR /usr/src/app/gems/xdiff-rb
+RUN bundle install
+RUN rake compile
+WORKDIR /usr/src/app/gems/rb-bsdiff
+RUN bundle install
+RUN rake compile
+
+# Primary image
+FROM ruby:3.2.0
+
+# set up nodejs 18.x deb repo
+RUN mkdir -p /etc/apt/keyrings && \
+    curl -fsSL https://deb.nodesource.com/gpgkey/nodesource-repo.gpg.key \
+    | gpg --dearmor -o /etc/apt/keyrings/nodesource.gpg && \
+    echo "deb [signed-by=/etc/apt/keyrings/nodesource.gpg] https://deb.nodesource.com/node_18.x nodistro main" \
+    | tee /etc/apt/sources.list.d/nodesource.list
+
+# apt caching & install packages
+RUN rm -f /etc/apt/apt.conf.d/docker-clean; \
+    echo 'Binary::apt::APT::Keep-Downloaded-Packages "true";' > /etc/apt/apt.conf.d/keep-cache
+RUN \
+    --mount=type=cache,target=/var/cache/apt,sharing=locked \
+    --mount=type=cache,target=/var/lib/apt,sharing=locked \
+    apt-get update && \
+    apt-get install --no-install-recommends --no-install-suggests -y \
+    libblas-dev liblapack-dev libvips42 ca-certificates curl gnupg nodejs
+
+WORKDIR /usr/src/app
+RUN gem install bundler -v '2.4.6'
+RUN bundle config --global frozen 1
+
+WORKDIR /usr/src/app
+# install gems
+COPY Gemfile Gemfile.lock ./
+COPY gems gems
+RUN bundle install
+
+# install js dependencies
+COPY package.json yarn.lock ./
+RUN npm install -g yarn && \
+    rails yarn:install
+
+COPY . .
+COPY --from=native-gems /usr/src/app/gems/xdiff-rb/lib/xdiff gems/xdiff-rb/lib/xdiff
+COPY --from=native-gems /usr/src/app/gems/rb-bsdiff/lib gems/rb-bsdiff/lib
+
+# precompile assets
+ENV RAILS_ENV production
+RUN rails assets:precompile
+
+ENV RAILS_ENV worker
+ENV proxy direct
+# CMD ["bundle" "exec" "good_job" "--max-threads=2"]
+CMD ["/bin/bash"]