feat: dashboard for role 'manager'

src/Repository/AssignmentRepository.php

@@ -97,6 +97,9 @@ class AssignmentRepository extends ServiceEntityRepository
                         ->andHaving('COUNT(application.id) > 0')
                     ;
                     break;
+                case Assignment::STATUS_UNSTAFFED:
+                    $qb->having('assignment.availableDispositions > COUNT(disposition.id)');
+                    break;
             }
         }