greenlight/Dockerfile

33 lines
682 B
Docker

FROM ruby:2.5
# Install app dependencies.
RUN apt-get update -qq && apt-get install -y build-essential libpq-dev nodejs
# Set an environment variable for the install location.
ENV RAILS_ROOT /usr/src/app
# Make the directory and set as working.
RUN mkdir -p $RAILS_ROOT
WORKDIR $RAILS_ROOT
# Set environment variables.
ARG version_code
ENV VERSION_CODE=$version_code
ENV RAILS_ENV production
# Adding project files.
COPY . .
# Install gems.
RUN bundle install --without development test --deployment --clean
# Precompile assets.
RUN bundle exec rake assets:clean
RUN bundle exec rake assets:precompile
# Expose port 80.
EXPOSE 80
# Start the application.
CMD ["bin/start"]