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-server/util.js

@@ -0,0 +1,8 @@
+import { isCSSRequest } from "vite";
+const rawRE = /(?:\?|&)raw(?:&|$)/;
+const inlineRE = /(?:\?|&)inline\b/;
+const isBuildableCSSRequest = (request) => isCSSRequest(request) && !rawRE.test(request) && !inlineRE.test(request);
+export {
+  isBuildableCSSRequest,
+  isCSSRequest
+};