fluxcd : adding repo example with some apps

fluxcd/repo/infrastructure/base/gatekeeper/core/hr-gatekeeper.yaml

@@ -0,0 +1,27 @@
+---
+apiVersion: helm.toolkit.fluxcd.io/v2
+kind: HelmRelease
+metadata:
+  name: gatekeeper
+  namespace: gatekeeper
+spec:
+  chart:
+    spec:
+      chart: gatekeeper
+      reconcileStrategy: ChartVersion
+      version: "3.13.x"
+      sourceRef:
+        kind: HelmRepository
+        name: gatekeeper
+        namespace: infrastructure
+  interval: 10m0s
+  values:
+    replicas: 1
+    enableTLSHealthcheck: true
+    logDenies: true
+    logMutations: true
+    controllerManager:
+      exemptNamespaces: ["infrastructure"]
+    postInstall:
+      labelNamespace:
+        enabled: false

fluxcd/repo/infrastructure/base/gatekeeper/core/kustomization.yaml

@@ -0,0 +1,4 @@
+apiVersion: kustomize.config.k8s.io/v1beta1
+kind: Kustomization
+resources:
+  - hr-gatekeeper.yaml