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/html.d.ts

@@ -0,0 +1,16 @@
+/**
+ * Turn an mdast `html` node into hast (`raw` node in dangerous mode, otherwise
+ * nothing).
+ *
+ * @param {State} state
+ *   Info passed around.
+ * @param {Html} node
+ *   mdast node.
+ * @returns {Element | Raw | undefined}
+ *   hast node.
+ */
+export function html(state: State, node: Html): Element | Raw | undefined;
+export type Element = import("hast").Element;
+export type Html = import("mdast").Html;
+export type State = import("../state.js").State;
+export type Raw = import("../../index.js").Raw;