Add namespace and priority class to cloudnativepg configuration; enable PodMonitor monitoring

applications/templates/cloudnativepg.yaml

@@ -42,8 +42,10 @@ apiVersion: postgresql.cnpg.io/v1
 kind: Cluster
 metadata:
   name: pg-cluster
+  namespace: cnpg-system
 spec:
   instances: 2
+  priorityClassName: homelab-critical
   resources:
     requests:
       memory: 128Mi
@@ -61,6 +63,8 @@ spec:
       random_page_cost: "1.1"
       effective_io_concurrency: "300"
       work_mem: "1MB"
+  monitoring:
+    enablePodMonitor: true
   storage:
     size: 50Gi
     storageClass: local-path