added ItemBook objects and their management in a SocialNetwork with the addItemBook() method. also added javadoc and maintenance comments
Modification des runners partagés, maintenus par la DISI, servant à exécuter des jobs de CI/CD : mode docker privilégié désactivé.
Pour plus d'informations, se référer à la section "CI/CD: Runners partagés" de cette page du catalogue de services : https://intranet.imt-atlantique.fr/catalogue-disi/git-3/
added ItemBook objects and their management in a SocialNetwork with the addItemBook() method. also added javadoc and maintenance comments