30 lines
818 B
Docker
30 lines
818 B
Docker
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FROM ruby:3.0.0 as jekyll
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RUN apt-get update && apt-get install -y --no-install-recommends \
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build-essential \
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git \
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&& rm -rf /var/lib/apt/lists/*
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# used in the jekyll-server image, which is FROM this image
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COPY docker-entrypoint.sh /usr/local/bin/
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RUN gem update --system && gem install jekyll && gem cleanup
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EXPOSE 4000
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WORKDIR /site
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ENTRYPOINT [ "jekyll" ]
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CMD [ "--help" ]
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# build from the image we just built with different metadata
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FROM jekyll as jekyll-serve
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COPY --from=jekyll /usr/local/bin/docker-entrypoint.sh /usr/local/bin/
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RUN chmod +x /usr/local/bin/docker-entrypoint.sh
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# on every container start, check if Gemfile exists and warn if it's missing
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ENTRYPOINT [ "docker-entrypoint.sh" ]
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CMD [ "bundle", "exec", "jekyll", "serve", "--force_polling", "-H", "0.0.0.0", "-P", "4000" ]
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