import github.com/ISSuh/lsm-tree/storage

storageOption := storage.NewOption()
storageOption.Path = "./temp"

storage: storage.NewStorage(storageOption),

key := "user1"
value := []byte("test")
storage.Set(key, value)


getValue := handler.Get(key)
if getValue == nil {
  return error
}

storage.Remove(key)