--from=yarn-builder /app/package.json /app/yarn.lock ./ FROM modules-builder as assets-builder ... COPY ./app/assets /app/app/assets RUN bundle exec rails assets:precompile FROM modules-builder as webpack-builder ... COPY frontend ./frontend RUN yarn run webpack --config config/webpack/production.js
bundle install -j4 --without development test deployment FROM base-builder as yarn-builder COPY package.json yarn.lock ./ RUN yarn install --production --frozen-lockfile