add source code and readme

manifests/cluster/flux-system/ceph-cluster.yaml

@@ -0,0 +1,12 @@
+# apiVersion: kustomize.toolkit.fluxcd.io/v1
+# kind: Kustomization
+# metadata:
+#   name: ceph-cluster
+#   namespace: flux-system
+# spec:
+#   interval: 10m0s
+#   path: ./manifests/infrastructure/ceph-cluster
+#   prune: true
+#   sourceRef:
+#     kind: GitRepository
+#     name: flux-system