fix: Try to fix the group and permission creation

src/fellchensammlung/apps.py

@@ -2,9 +2,15 @@ from django.apps import AppConfig
 from .tools.signals import ensure_groups
 from django.db.models.signals import post_migrate
 
+
+
 class FellchensammlungConfig(AppConfig):
     default_auto_field = 'django.db.models.BigAutoField'
     name = 'fellchensammlung'
 
     def ready(self):
-        post_migrate.connect(ensure_groups, sender=self)
+        from django.contrib.auth.models import Permission
+        try:
+            post_migrate.connect(ensure_groups, sender=self)
+        except Permission.DoesNotExist:
+            pass

src/fellchensammlung/migrations/0001_initial.py

@@ -1,4 +1,4 @@
-# Generated by Django 5.0.3 on 2024-04-12 20:02
+# Generated by Django 5.0.3 on 2024-04-13 00:02
 
 import datetime
 import django.contrib.auth.models

src/fellchensammlung/tools/signals.py

@@ -3,13 +3,19 @@ def _get_perms(permission_name_list):
     permissions = []
     for permission_name in permission_name_list:
         print(f"{permission_name}")
-        permission = Permission.objects.get(codename=permission_name)
-        permissions.append(permission)
+        try:
+            permission = Permission.objects.get(codename=permission_name)
+            permissions.append(permission)
+        except Permission.DoesNotExist:
+            print("aaaaaa")
     return permissions
 
 
 def ensure_groups(sender, **kwargs):
     from django.contrib.auth.models import Group
+    from django.contrib.auth.models import Permission
+    print([permission.name for permission in Permission.objects.all()])
+
 
     member_permissions = []
     coordinator_permissions = ["create_active_adoption_notice"]