docs-travis-ci-com/Dockerfile at master · travis-ci/docs-travis-ci-com · GitHub

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FROM ruby:3.2-slim
LABEL maintainer="Travis CI GmbH <[email protected]>"

# packages required for bundle install
RUN ( \
   apt-get update ; \
   apt-get install -y --no-install-recommends git make gcc g++ libpq-dev libcurl4-openssl-dev curl nodejs \
   && rm -rf /var/lib/apt/lists/* \
)

# ------
# Set the encoding to UTF-8
ENV LC_ALL=C.UTF-8 \
   LANG=en_US.UTF-8 \
   LANGUAGE=en_US.UTF-8
# -----
ENV WEBHOOK_PAYLOAD_GIST_ID=4e317d6e71be6d0278be46bb751b2f78

# throw errors if Gemfile has been modified since Gemfile.lock
RUN bundle config --global frozen 1

# Configure bundler for production
RUN mkdir -p /app

WORKDIR /app
COPY Gemfile /app
COPY Gemfile.lock /app

# Install bundler and gems
RUN gem install bundler:2.4.22 \
   && bundle install --verbose --retry=3
RUN gem install --user-install executable-hooks

COPY . /app
RUN bundle exec rake build

EXPOSE 4000
CMD ["bundle", "exec", "puma", "-p", "4000"]