UPDATE

pest_disease/apps.py

@@ -1,17 +1,7 @@
 from django.apps import AppConfig
-from functools import cached_property
 
 
 class PestDiseaseConfig(AppConfig):
     default_auto_field = "django.db.models.BigAutoField"
     name = "pest_disease"
     verbose_name = "Pest & Disease"
-
-    @cached_property
-    def risk_summary_service(self):
-        from .services import build_pest_disease_risk_summary
-
-        return build_pest_disease_risk_summary
-
-    def get_risk_summary_service(self):
-        return self.risk_summary_service