old_contents: from django.apps import AppConfig
  
  
  class AuditlogConfig(AppConfig):
      name = "auditlog"
      verbose_name = "Audit log"
  
new_contents: from django.apps import AppConfig
  
  
  class AuditlogConfig(AppConfig):
      name = "auditlog"
      verbose_name = "Audit log"
      default_auto_field = 'django.db.models.AutoField'
  
subject: Apply default_auto_field to app config.