Merge branch 'warn-users-for-duplicate-kustomization' into 'main'

Warn users for duplicate kustomizations

Closes stackspin#1339

See merge request !1

README.md

@@ -11,6 +11,12 @@ repository.
 This repo's directory structure is similar to the `flux2-kustomize-helm-example`
 one.
 
+> **NOTE**: Make sure to not re-use the names of kustomizations, 
+> helm releases, or any other Kubernetes manifests 
+> that are already present in the Stackspin `flux2` directory. 
+> If you do, Flux will alternate between reconciling your 
+> and our kustomization, which *will* result in an unstable situation.
+
 ## Basic configuration
 
 We'll start with a very basic configuration: