agent: notify primary agent when hobo registers secondary services (#34970)

hobo/agent/hobo/management/commands/hobo_deploy.py

@@ -4,6 +4,7 @@ from django.utils.timezone import now
 from tenant_schemas.utils import tenant_context
 
 from hobo.agent.common.management.commands import hobo_deploy
+from hobo.deploy.signals import notify_agents
 from hobo.environment.models import AVAILABLE_SERVICES, Hobo, Variable
 from hobo.multitenant.middleware import TenantMiddleware, TenantNotFound
 
@@ -95,3 +96,8 @@ class Command(hobo_deploy.Command):
                             name='ou-slug', auto=True, service_pk=None)
                     variable.value = me['slug']
                     variable.save()
+
+            if me.get('secondary'):
+                # on the primary hobo, notify other primary services, this will
+                # get authentic to know about secondary services
+                notify_agents(None)