42 lines
613 B
Docker
42 lines
613 B
Docker
ARG RUBY_VERSION="3.4.3"
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FROM ruby:${RUBY_VERSION}-alpine AS base
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WORKDIR /app
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RUN <<EOT
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apk update
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gem update --system --no-document
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gem install -N bundler
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EOT
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FROM base AS build
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RUN <<EOT
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apk add musl-dev gcc make
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EOT
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COPY Gemfile* .
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RUN <<EOT
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bundle config set --local without development
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bundle install
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EOT
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FROM base
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ENV PORT=4567
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RUN adduser --home /app --disabled-password app
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USER app:app
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COPY --from=build /usr/local/bundle /usr/local/bundle
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COPY --from=build --chown=app:app /app /app
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COPY --chown=app:app . .
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EXPOSE 4567
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CMD [ "puma", "--bind", "0.0.0.0", "--port", "$PORT" ]
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