FROM alpine:3.20 RUN apk --no-cache --no-progress add \ build-base \ gcompat \ libcurl \ libxml2-dev \ libxslt-dev \ ruby \ ruby-bigdecimal \ ruby-dev \ ruby-etc \ ruby-ffi \ ruby-json \ zlib-dev RUN gem install nokogiri --version 1.15.3 --no-document -- --use-system-libraries RUN gem install html-proofer --version 5.0.7 --no-document -- --use-system-libraries # After Ruby, some NodeJS YAY! RUN apk --no-cache --no-progress add \ git \ nodejs \ npm RUN npm install --global \ markdownlint@0.29.0 \ markdownlint-cli@0.35.0 # Finally the shell tools we need for later # tini helps to terminate properly all the parallelized tasks when sending CTRL-C RUN apk --no-cache --no-progress add \ ca-certificates \ curl \ tini COPY ./scripts/verify.sh /verify.sh COPY ./scripts/lint.sh /lint.sh WORKDIR /app VOLUME ["/tmp","/app"] ENTRYPOINT ["/sbin/tini","-g","sh"]