fix(nextcloud): Add expected metrics collection

apps/base/nextcloud/kustomization.yaml

@@ -6,6 +6,7 @@ resources:
   - database.yaml
   - repository.yaml
   - release.yaml
+  - monitoring.yaml
   - ../../../shared/networkpolicies/allow-from-same-namespace.yaml
   - ../../../shared/networkpolicies/allow-from-ingress.yaml
   - ../../../shared/networkpolicies/allow-from-database.yaml

apps/base/nextcloud/monitoring.yaml

+apiVersion: monitoring.coreos.com/v1
+kind: ServiceMonitor
+metadata:
+  name: nextcloud
+  namespace: nextcloud
+spec:
+  endpoints:
+  - honorLabels: true
+    path: /
+    port: metrics
+  jobLabel: app.kubernetes.io/name
+  selector:
+    matchLabels:
+      app.kubernetes.io/component: metrics
+      app.kubernetes.io/instance: nextcloud
+      app.kubernetes.io/name: nextcloud

apps/base/nextcloud/release.yaml

@@ -131,6 +131,9 @@ data:
         requests:
           cpu: 100m
           memory: 128Mi
+      service:
+        labels:
+          app.kubernetes.io/component: metrics
     rbac:
       enabled: true
       serviceaccount: