Add Prom+Grafana monitoring stack

manifests/monitoring/grafana/providers.yaml

@@ -0,0 +1,17 @@
+apiVersion: v1
+kind: ConfigMap
+metadata:
+  name: grafana-providers
+  namespace: gitops-system
+data:
+  providers.yaml: |+
+    apiVersion: 1
+    providers:
+    - name: 'default'
+      orgId: 1
+      folder: ''
+      type: file
+      disableDeletion: false
+      editable: true
+      options:
+        path: /etc/grafana/dashboards