Add VictoriaMetrics observability stack + sync catalog for monitoring test

- VM stack 10 charts: victoria-metrics-cluster/auth, victoria-logs-cluster,
  victoria-metrics-agent/alert, opentelemetry-collector, kube-state-metrics,
  prometheus-node-exporter, alertmanager, perses (JWT/OIDC, Infisical-ready)
- ArgoCD ApplicationSet (syncWave) + per-chart dip-values overlays
- doc/victoria-metrics-architecture.md, define-chart-resources updates
- includes pending working-tree changes (mlflow, kubeflow, apisix, CLAUDE.md)

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

manifests/helm/kube-state-metrics/7.4.0/Chart.yaml

@@ -0,0 +1,29 @@
+annotations:
+  artifacthub.io/license: Apache-2.0
+  artifacthub.io/links: |
+    - name: Chart Source
+      url: https://github.com/prometheus-community/helm-charts
+apiVersion: v2
+appVersion: 2.19.0
+description: Install kube-state-metrics to generate and expose cluster-level metrics
+home: https://github.com/kubernetes/kube-state-metrics/
+keywords:
+- metric
+- monitoring
+- prometheus
+- kubernetes
+maintainers:
+- email: tariq.ibrahim@mulesoft.com
+  name: tariq1890
+  url: https://github.com/tariq1890
+- email: manuel@rueg.eu
+  name: mrueg
+  url: https://github.com/mrueg
+- email: david@0xdc.me
+  name: dotdc
+  url: https://github.com/dotdc
+name: kube-state-metrics
+sources:
+- https://github.com/kubernetes/kube-state-metrics/
+type: application
+version: 7.4.0