fix: inconsistent style of path with/without index

src/components/Navigations/PathNode.js

@@ -91,7 +91,9 @@ const PathNode = ({ path, isRoot = false, onDelete, onSave }) => {
                                 <Link to={`/markdown/${indexMarkdownId}`} className="is-link">
                                     {path.name}
                                 </Link>
-                            ) : path.name
+                            ) : (
+                                <a className="is-link">{path.name}</a>
+                            )
                         }
 
                     </span>