add cluster group startup script

initializers/cluster_groups.yml

@@ -0,0 +1,4 @@
+# - name: Group 1
+#   slug: group-1
+# - name: Group 2
+#   slug: group-2

initializers/clusters.yml

@@ -1,5 +1,6 @@
 # - name: cluster1
 #   type: Hyper-V
+#   group: Group 1
 # - name: cluster2
 #   type: Hyper-V
 #   site: SING 1

startup_scripts/165_cluster_groups.py

@@ -0,0 +1,14 @@
+from virtualization.models import ClusterGroup
+from startup_script_utils import load_yaml
+import sys
+
+cluster_groups = load_yaml('/opt/netbox/initializers/cluster_groups.yml')
+
+if cluster_groups is None:
+  sys.exit()
+
+for params in cluster_groups:
+  cluster_group, created = ClusterGroup.objects.get_or_create(**params)
+
+  if created:
+    print("🗄️ Created Cluster Group", cluster_group.name)