feat: Gestion multi-profil multi-école

Back-End/School/apps.py

@@ -1,14 +1,5 @@
 from django.apps import AppConfig
-from django.db.models.signals import post_migrate
-
-def create_speciality(sender, **kwargs):
-    from .models import Speciality
-    if not Speciality.objects.filter(name='GROUPE').exists():
-        Speciality.objects.create(name='GROUPE', color_code='#FF0000')
 
 class SchoolConfig(AppConfig):
     default_auto_field = 'django.db.models.BigAutoField'
     name = 'School'
-
-    def ready(self):
-        post_migrate.connect(create_speciality, sender=self)