cluster: add nuke's personal storage

He needs some personal backup space, and we have enough best effort
spare capacity for that.

Change-Id: I75ed6f62e79d33907c0974ec5f2839389ce62543

cluster/kube/cluster.jsonnet

@@ -492,5 +492,16 @@ local Cluster(short, realm) = {
                 displayName: "nextcloud",
             },
         },
+
+        # nuke@hackerspace.pl's personal storage.
+        nukePersonalWaw3: kube.CephObjectStoreuser("nuke-personal") {
+            metadata+: {
+                namespace: "ceph-waw3",
+            },
+            spec: {
+                store: "waw-hdd-redundant-3-object",
+                displayName: "nuke-personal",
+            },
+        },
     },
 }