FROM ruby:alpine3.18 RUN apk add imagemagick ruby-full g++ make npm RUN apk add --update alpine-sdk COPY Gemfile . RUN bundle lock --add-platform ruby RUN bundle lock --add-platform aarch64-linux-gnu RUN bundle install --jobs 4 --retry 3 RUN npm install -g mermaid.cli RUN apk add gcompat RUN gem uninstall google-protobuf --force RUN gem install google-protobuf --platform=ruby RUN gem install ffi -v 1.16.1 RUN gem uninstall ffi -v 1.16.2 RUN gem install unicode-display_width -v 2.4.2 RUN gem install activesupport -v 7.0.8 RUN mkdir -p /usr/app WORKDIR /usr/app COPY . . RUN bundle exec jekyll build RUN find . -maxdepth 1 ! -name '_site' -exec rm -rf {} \; RUN mv _site/* . RUN rm -R _site FROM cupcakearmy/static COPY --from=0 /usr/app /srv