anchor.diff:  RUN composer global require --prefer-stable --update-with-all-dependencies psr/http-message-implementation
   RUN composer global require --prefer-stable --update-with-all-dependencies psr/http-server-handler
   RUN composer global require --prefer-stable --update-with-all-dependencies psr/http-server-middleware
  +
  +#Real conflicts with yii2
  +RUN composer global require --prefer-stable --update-with-all-dependencies yiisoft/yii-core
  +
   
   ##RUN composer global require --prefer-stable --update-with-all-dependencies yiisoft/yii-dev
   ##RUN composer global require --prefer-stable --update-with-all-dependencies yiisoft/yii-twig
  
positive.code: RUN composer global require --prefer-stable --update-with-all-dependencies yiisoft/yii2-debug 
  RUN composer global require --prefer-stable --update-with-all-dependencies yiisoft/yii2-gii
  RUN composer global require --prefer-stable --update-with-all-dependencies yiisoft/yii2-app-basic 
  
  # yii3
  ## needs php 7.2 AND conflicts with yii2
  
negative.code: 
  #RUN composer global require letudiant/composer-shared-package-plugin
  # yii2
  
  RUN composer global require --prefer-stable --update-with-all-dependencies yiisoft/yii2-bootstrap
  RUN composer global require --prefer-stable --update-with-all-dependencies yiisoft/yii2-faker
  # Not loaded from cache ???
  