Enable Grafana sidecar

Precursor to https://github.com/dotdc/grafana-dashboards-kubernetes

app-of-apps/templates/apps.yaml

@@ -137,6 +137,20 @@ spec:
           value: "true"
         - name: persistence.storageClassName
           value: longhorn
+        - name: sidecar.dashboards.enabled
+          value: "true"
+        - name: sidecar.dashboards.defaultFolderName
+          value: "General"
+        - name: sidecar.dashboards.label
+          value: grafana_dashboard
+        - name: sidecar.dashboards.labelValue
+          value: "1"
+        - name: sidecar.dashboards.folderAnnotation
+          value: grafana_folder
+        - name: sidecar.dashboards.searchNamespace
+          value: ALL
+        - name: sidecar.dashboards.provider.foldersFromFilesStructure
+          value: "true"
 
   destination:
     server: "https://kubernetes.default.svc"