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/perses/0.21.0/templates/service.yaml

@@ -0,0 +1,43 @@
+apiVersion: v1
+kind: Service
+metadata:
+  name: {{ include "perses.fullname" . }}
+  labels:
+    {{- include "perses.labels" . | nindent 4 }}
+    app.kubernetes.io/component: networking
+    {{- with .Values.service.labels }}
+    {{- toYaml . | nindent 4 }}
+    {{- end }}
+  {{- with .Values.service.annotations }}
+  annotations:
+    {{- toYaml . | nindent 4 }}
+  {{- end }}
+spec:
+  {{- if (or (eq .Values.service.type "ClusterIP") (empty .Values.service.type)) }}
+  type: ClusterIP
+  {{- with .Values.service.clusterIP }}
+  clusterIP: {{ . }}
+  {{- end }}
+  {{- else if eq .Values.service.type "LoadBalancer" }}
+  type: {{ .Values.service.type }}
+  {{- with .Values.service.loadBalancerIP }}
+  loadBalancerIP: {{ . }}
+  {{- end }}
+  {{- with .Values.service.loadBalancerSourceRanges }}
+  loadBalancerSourceRanges:
+    {{- toYaml . | nindent 4 }}
+  {{- end }}
+  {{- else }}
+  type: {{ .Values.service.type }}
+  {{- end }}
+  ports:
+  - name: {{ .Values.service.portName }}
+    port: {{ .Values.service.port }}
+    protocol: TCP
+    targetPort: {{ .Values.service.targetPort }}
+    {{- if (and (eq .Values.service.type "NodePort") (not (empty .Values.service.nodePort))) }}
+      nodePort: {{ .Values.service.nodePort }}
+    {{- end }}
+  selector:
+    {{- include "perses.selectorLabels" . | nindent 4 }}
+