FEAT(goldilocks): add goldilocks labels to applica

- Add namespace.yaml with goldilocks.fairwinds.com/enabled label
- Enable VPA recommendations for all applications
- Update kustomization.yaml to include namespace resources
- Fix namespace names to match actual usage (umami -> analytics)

code-server/kustomization.yaml

@@ -6,6 +6,10 @@ namespace: code-server
 resources:
   # ArgoCD Application 리소스는 infrastructure/kustomization.yaml에서 관리
   # - argocd/code-server.yaml
+
+  # Namespace with Goldilocks label
+  - namespace.yaml
+
   - vault/code-server-password.yaml
   - rbac.yaml
   - ingress.yaml

code-server/namespace.yaml

@@ -0,0 +1,6 @@
+apiVersion: v1
+kind: Namespace
+metadata:
+  name: code-server
+  labels:
+    goldilocks.fairwinds.com/enabled: "true"