anchor.diff:  
   RUN composer global require --prefer-stable --update-with-all-dependencies yiisoft/log-target-file
   RUN composer global require --prefer-stable --update-with-all-dependencies yiisoft/log-target-db 
  -RUN composer global require --prefer-stable --update-with-all-dependencies yiisoft/rbac
  -RUN composer global require --prefer-stable --update-with-all-dependencies yiisoft/view   
  +
   RUN composer global require --prefer-stable --update-with-all-dependencies yiisoft/yii-dataview 
   RUN composer global require --prefer-stable --update-with-all-dependencies yiisoft/yii-captcha
   RUN composer global require --prefer-stable --update-with-all-dependencies yiisoft/yii-masked-input
  
positive.code: # yii3
  ## needs php 7.2 AND conflicts with yii2
  
  RUN composer global require --prefer-stable --update-with-all-dependencies yiisoft/log
  RUN composer global require --prefer-stable --update-with-all-dependencies yiisoft/cache
  RUN composer global require --prefer-stable --update-with-all-dependencies yiisoft/di
  
  
  RUN composer global require --prefer-stable --update-with-all-dependencies yiisoft/yii-base-web
  RUN composer global require --prefer-stable --update-with-all-dependencies yiisoft/yii-base-cli
  RUN composer global require --prefer-stable --update-with-all-dependencies yiisoft/yii-base-api
  
negative.code: RUN composer global require --prefer-stable --update-with-all-dependencies yiisoft/yii-rest
  RUN composer global require --prefer-stable --update-with-all-dependencies yiisoft/active-record
  RUN composer global require --prefer-stable --update-with-all-dependencies ezyang/htmlpurifier
  
  RUN composer global require --prefer-stable --update-with-all-dependencies ext-intl
  RUN composer global require --prefer-stable --update-with-all-dependencies yiisoft/event-dispatcher
  RUN composer global require --prefer-stable --update-with-all-dependencies yiisoft/router
  RUN composer global require --prefer-stable --update-with-all-dependencies yiisoft/router-fastroute
  
  #RUN composer global require --prefer-stable --update-with-all-dependencies psr/http-factory-implementation
  
  #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-project-template 
  
  
  RUN composer global install
  #RUN composer global update
  