Feat: Make some entities soft-deletable

src/Repository/TrainingRepository.php

@@ -28,6 +28,7 @@ class TrainingRepository extends ServiceEntityRepository
         return $qb
             ->select('training', 'training_attendance')
             ->leftJoin('training.trainingAttendances', 'training_attendance')
+            ->where($qb->expr()->isNull('training.deletedAt'))
             ->orderBy('training.name', 'ASC')
             ->getQuery()
             ->getResult()