grogv3 / grog-cubi

Corrections JPA mineures (oubli @Entity).
Ajout de méthodes de base (get/set).
Uniformisation finale userAction.
Fin adaptation méthode validate.
Adaptation setUp test validate PublisherService (répository supplémentaire)

* example of unit test using the junit5 way

Bug : Replace the synchronized class "StringBuffer" by an unsynchronized one such as "StringBuilder".