Added test-app for testing deployment using OCIRepository

clusters/titan.lan.huizinga.dev/apps/test-app.yaml

@@ -0,0 +1,28 @@
+apiVersion: source.toolkit.fluxcd.io/v1beta2
+kind: OCIRepository
+metadata:
+  name: test-app
+  namespace: flux-system
+spec:
+  interval: 1m0s
+  url: oci://git.huizinga.dev/dreaded_x/test-app/manifests
+  ref:
+    tag: latest
+---
+apiVersion: kustomize.toolkit.fluxcd.io/v1
+kind: Kustomization
+metadata:
+  name: test-app
+  namespace: flux-system
+spec:
+  interval: 15m
+  prune: true
+  timeout: 2m
+  sourceRef:
+    kind: OCIRepository
+    name: test-app
+  wait: true
+  postBuild:
+    substituteFrom:
+      - kind: ConfigMap
+        name: domain-vars