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