Refactor routing in App component to enhance navigation and improve error handling by integrating dynamic routes and updating the NotFound route.

node_modules/mdast-util-to-hast/lib/handlers/link-reference.d.ts

@@ -0,0 +1,16 @@
+/**
+ * Turn an mdast `linkReference` node into hast.
+ *
+ * @param {State} state
+ *   Info passed around.
+ * @param {LinkReference} node
+ *   mdast node.
+ * @returns {Array<ElementContent> | ElementContent}
+ *   hast node.
+ */
+export function linkReference(state: State, node: LinkReference): Array<ElementContent> | ElementContent;
+export type Element = import("hast").Element;
+export type ElementContent = import("hast").ElementContent;
+export type Properties = import("hast").Properties;
+export type LinkReference = import("mdast").LinkReference;
+export type State = import("../state.js").State;