feat(postgres): Add Overlay Production

ref: #18

Author: jon-nfc

manifests/postgres/overlays/production/kustomization.yaml

@@ -0,0 +1,27 @@
+---
+
+apiVersion: kustomize.config.k8s.io/v1beta1
+kind: Kustomization
+
+
+resources:
+  - ../../base
+
+
+components:
+  - ../../components/metrics
+
+
+patches:
+  #
+  # Add to Top-most Kustomization.yaml
+  #
+  # yamllint disable rule:indentation
+  - patch: |-
+
+      - op: replace
+        path: /spec/imageName
+        value: ghcr.io/cloudnative-pg/postgresql:15.12-11
+      # yamllint enable rule:indentation
+    target:
+      kind: Cluster