markdownlint-docker/Dockerfile

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Docker
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2021-09-08 16:03:13 +00:00
FROM docker.io/library/alpine:3.12
ARG NODEJS_VERSION=12.22.6-r0
ARG MARKDOWNLINT_VERSION
RUN set -ex && \
apk add --no-cache nodejs=${NODEJS_VERSION} nodejs-npm=${NODEJS_VERSION}
RUN echo ${MARKDOWNLINT_VERSION}
RUN if [ ! -z "${MARKDOWNLINT_VERSION}" ]; then set -ex; npm install -g markdownlint-cli@${MARKDOWNLINT_VERSION}; fi
RUN if [ -z "${MARKDOWNLINT_VERSION}" ]; then set -ex; npm install -g markdownlint-cli; fi
RUN set -ex && \
npm cache clean --force && \
apk del nodejs-npm
WORKDIR /work
ENTRYPOINT ["/usr/bin/markdownlint"]
CMD ["."]