add rook ceph version shortcut

nixos/home/modules/shell/fish/default.nix

@@ -28,6 +28,15 @@ in
         shellAbbrs = {
           nrs = "sudo nixos-rebuild switch --flake .";
           nvdiff = "nvd diff /run/current-system result";
+          # rook & ceph versions.
+          rcv =
+            ''
+              kubectl \
+                -n rook-ceph \
+                get deployments \
+                -l rook_cluster=rook-ceph \
+                -o jsonpath='{range .items[*]}{.metadata.name}{"  \treq/upd/avl: "}{.spec.replicas}{"/"}{.status.updatedReplicas}{"/"}{.status.readyReplicas}{"  \trook-version="}{.metadata.labels.rook-version}{"  \tceph-version="}{.metadata.labels.ceph-version}{"\n"}{end}'
+            '';
         };
 
         interactiveShellInit = ''