[#18] Use same specific postgres image on docker-compose than on prod environment [#19] Scheduled notifications: ignore notifications soft deleted [#20] Ignore 404 error on get_group_users for deleted grappa groups
[#18] Use same specific postgres image on docker-compose than on prod environment [#19] Scheduled notifications: ignore notifications soft deleted [#20] Ignore 404 error on get_group_users for deleted grappa groups