Update docker.io/postgres Docker tag to v18

clusters/cl01tl/storage/rook-ceph/values.yaml

@@ -3,8 +3,8 @@ rook-ceph:
     enabled: true
   csi:
     rookUseCsiOperator: true
-    cephFSKernelMountOptions: "ms_mode=secure"
     enableMetadata: true
+    cephFSKernelMountOptions: "ms_mode=secure"
     provisionerReplicas: 3
     serviceMonitor:
       enabled: true
@@ -13,6 +13,7 @@ rook-ceph:
     enabled: true
 
 rook-ceph-cluster:
+  operatorNamespace: rook-ceph
   toolbox:
     enabled: true
   monitoring:
@@ -21,11 +22,12 @@ rook-ceph-cluster:
     prometheusRuleOverrides:
       CephNodeDiskspaceWarning:
         disabled: true
-  cephImage:
-    # https://quay.io/repository/ceph/ceph?tab=tags
-    repository: quay.io/ceph/ceph
-    tag: v19.2.3-20250717
   cephClusterSpec:
+    cephVersion:
+      # https://quay.io/repository/ceph/ceph?tab=tags
+      image: quay.io/ceph/ceph:v19.2.3-20250717
+    mon:
+      count: 3
     mgr:
       count: 1
       modules:
@@ -83,6 +85,8 @@ rook-ceph-cluster:
           cpu: 100m
           memory: 128Mi
     storage:
+      useAllNodes: true
+      useAllDevices: true
       deviceFilter: sda
       config:
           osdsPerDevice: "1"