Add sts alias for kubectl statefulset

pkg/registry/apps/statefulset/storage/storage.go

@@ -76,3 +76,11 @@ func (r *StatusREST) Get(ctx genericapirequest.Context, name string, options *me
 func (r *StatusREST) Update(ctx genericapirequest.Context, name string, objInfo rest.UpdatedObjectInfo) (runtime.Object, bool, error) {
 	return r.store.Update(ctx, name, objInfo)
 }
+
+// Implement ShortNamesProvider
+var _ rest.ShortNamesProvider = &REST{}
+
+// ShortNames implements the ShortNamesProvider interface. Returns a list of short names for a resource.
+func (r *REST) ShortNames() []string {
+	return []string{"sts"}
+}