api: limit health API results to primary services (#26833)

hobo/rest/views.py

@@ -17,7 +17,7 @@
 from rest_framework import generics
 from rest_framework import permissions
 
-from hobo.environment.models import AVAILABLE_SERVICES
+from hobo.environment.utils import get_installed_services
 from hobo.rest.serializers import HealthBaseSerializer
 
 
@@ -26,8 +26,4 @@ class HealthList(generics.ListAPIView):
     permission_classes = (permissions.IsAuthenticatedOrReadOnly,)
 
     def get_queryset(self):
-        qs = []
-        for service in AVAILABLE_SERVICES:
-            for instance in service.objects.all():
-                qs.append(instance)
-        return qs
+        return [x for x in get_installed_services() if not x.secondary]