Add Flux sync manifests

clusters/prod-eu/flux-system/gotk-sync.yaml

@@ -1 +1,27 @@
-# This file will be generated automatically by flux boostrap.
+# This manifest was generated by flux. DO NOT EDIT.
+---
+apiVersion: source.toolkit.fluxcd.io/v1
+kind: GitRepository
+metadata:
+  name: flux-system
+  namespace: flux-system
+spec:
+  interval: 1m0s
+  ref:
+    branch: main
+  secretRef:
+    name: flux-system
+  url: https://github.com/controlplaneio-fluxcd/d1-fleet.git
+---
+apiVersion: kustomize.toolkit.fluxcd.io/v1
+kind: Kustomization
+metadata:
+  name: flux-system
+  namespace: flux-system
+spec:
+  interval: 10m0s
+  path: ./clusters/prod-eu
+  prune: true
+  sourceRef:
+    kind: GitRepository
+    name: flux-system