Dockerfile

ARG base_image=ghcr.io/alphagov/govuk-ruby-base:2.7.6
ARG builder_image=ghcr.io/alphagov/govuk-ruby-builder:2.7.6
 
FROM $builder_image AS builder

RUN bundle config set force_ruby_platform true

RUN mkdir -p /app && ln -fs /tmp /app/tmp && ln -fs /tmp /home/app

WORKDIR /app

COPY Gemfile* .ruby-version /app/

RUN bundle install

COPY . /app

RUN bundle exec rails assets:precompile && rm -fr /app/log


FROM $base_image

ENV GOVUK_APP_NAME=finder-frontend

RUN mkdir -p /app && ln -fs /tmp /app/tmp && ln -fs /tmp /home/app

COPY --from=builder /usr/local/bundle/ /usr/local/bundle/
COPY --from=builder /app /app/

USER app
WORKDIR /app
 
CMD bundle exec puma