A Dockerfile to automatically deploy a Bridgetown site to Digital Ocean's App Platform

Dockerfile.deploy

FROM ruby:3.1.2-slim-buster

# Install dependencies
RUN apt-get update -qq \
  && DEBIAN_FRONTEND=noninteractive apt-get install -yq --no-install-recommends \
  build-essential \
  gnupg2 \
  curl \
  less \
  git \
  && apt-get clean \
  && rm -rf /var/cache/apt/archives/* \
  && rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/* \
  && truncate -s 0 /var/log/*log

# Add NodeJS to sources list
RUN curl -sL https://deb.nodesource.com/setup_16.x | bash -

# Add Yarn to the sources list
RUN curl -sS https://dl.yarnpkg.com/debian/pubkey.gpg | apt-key add - \
  && echo 'deb http://dl.yarnpkg.com/debian/ stable main' > /etc/apt/sources.list.d/yarn.list

# Install runtime dependencies.
RUN apt-get update -qq && DEBIAN_FRONTEND=noninteractive apt-get -yq dist-upgrade && \
  DEBIAN_FRONTEND=noninteractive apt-get install -yq --no-install-recommends \
  nodejs \
  yarn && \
  apt-get clean && \
  rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/* && \
  truncate -s 0 /var/log/*log

# Configure bundler
ENV LANG=C.UTF-8 \
  BUNDLE_JOBS=4 \
  BUNDLE_RETRY=3

# Upgrade RubyGems and setup Bundler version.
RUN gem update --system && \
  gem install bundler && \
  bundle config set --local without development

# Create a directory for the app code.
COPY . /app
WORKDIR /app

# Install all dependencies ruby and JS dependencies.
RUN bundle install && yarn

# Configure and deploy website.
ENV BRIDGETOWN_ENV=production
RUN bin/bridgetown deploy