anchor.diff: -FROM ruby:2.5.1-alpine3.7 AS bundle-dependencies
  +FROM ruby:2.6.1-alpine3.9 AS bundle-dependencies
   LABEL maintainer '8398a7 <8398a7@gmail.com>'
   
   ENV HOME /app
  
positive.code: 
  RUN bundle install -j4 --without development test deployment
  
  FROM ruby:2.5.1-alpine3.7 AS node-dependencies
  
  ENV \
    HOME=/app \
  
negative.code: 
  COPY . $HOME
  COPY config/database.k8s.yml $HOME/config/database.yml
  RUN rails assets:precompile
  
  FROM ruby:2.6.1-alpine3.9
  
  ENV \
    HOME=/app \
  