refactor: use configMapGenerator for auto-rolling updates

deploy/base/kustomization.yaml

@@ -1,5 +1,10 @@
 apiVersion: kustomize.config.k8s.io/v1beta1
 kind: Kustomization
 
-resources:
-  - configmap-common.yaml
+configMapGenerator:
+  - name: cloud-common-config
+    envs:
+      - config.env
+
+generatorOptions:
+  disableNameSuffixHash: false