41 lines
643 B
Docker
41 lines
643 B
Docker
FROM ruby:alpine AS base
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WORKDIR /app
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RUN <<EOT
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gem update --system --no-document
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gem install -N bundler
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apk update
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apk upgrade --no-cache
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EOT
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FROM base AS build
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RUN <<EOT
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apk add gcc musl-dev ruby-dev make
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EOT
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COPY Gemfile* .
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RUN <<EOT
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bundle config set --local without development
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bundle install
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EOT
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FROM base
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# RUN useradd ruby --home /app --shell /bin/sh
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RUN adduser ruby -h /app -D
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USER ruby:ruby
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COPY --from=build /usr/local/bundle /usr/local/bundle
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COPY --from=build --chown=ruby:ruby /app /app
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COPY --chown=ruby:ruby . .
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EXPOSE 4567
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CMD [ "bundle", "exec", "rackup", "--host", "0.0.0.0", "--port", "4567" ]
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