Ryan W
43 lines
1.1 KiB
Docker
43 lines
1.1 KiB
Docker
FROM ruby:3.1.2-slim
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RUN apt-get update -qq && apt-get install -yq --no-install-recommends \
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build-essential \
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gnupg2 \
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libpq-dev \
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&& rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/*
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ENV LANG=C.UTF-8 \
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BUNDLE_JOBS=4 \
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BUNDLE_RETRY=3 \
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RAILS_ENV=production
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RUN gem update --system && gem install bundler
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WORKDIR /usr/src/app
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COPY Gemfile* ./
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RUN bundle config frozen true \
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&& bundle config jobs 4 \
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&& bundle config deployment true \
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&& bundle config without 'development test' \
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&& bundle install
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COPY . .
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# Precompile assets
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# SECRET_KEY_BASE or RAILS_MASTER_KEY is required in production, but we don't
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# want real secrets in the image or image history. The real secret is passed in
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# at run time
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ARG SECRET_KEY_BASE=fakekeyforassets
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RUN bin/rails assets:clobber && bundle exec rails assets:precompile
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# This is an approach for deploying to Render. It is not great, maybe there's a better way?
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# https://community.render.com/t/release-command-for-db-migrations/247/6
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ARG DATABASE_URL
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RUN bin/rails db:migrate
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EXPOSE 3000
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CMD ["bundle", "exec", "puma", "-C", "config/puma.rb"]
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