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

node_modules/astro/dist/vite-plugin-astro/query.d.ts

@@ -0,0 +1,13 @@
+export interface AstroQuery {
+    astro?: boolean;
+    src?: boolean;
+    type?: 'script' | 'template' | 'style' | 'custom';
+    index?: number;
+    lang?: string;
+    raw?: boolean;
+}
+export interface ParsedRequestResult {
+    filename: string;
+    query: AstroQuery;
+}
+export declare function parseAstroRequest(id: string): ParsedRequestResult;