Handle the node representing the current directory (the topmost node in the nvim-tree window). That node does not have the `absolute_path` set. Use `TreeExplorer.cwd` instead, similar to the logic in `change-dir`.
Handle the node representing the current directory (the topmost node in the nvim-tree window). That node does not have the `absolute_path` set. Use `TreeExplorer.cwd` instead, similar to the logic in `change-dir`.