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

node_modules/@astrojs/markdown-remark/dist/index.d.ts

@@ -0,0 +1,13 @@
+import type { AstroMarkdownOptions, MarkdownProcessor } from './types.js';
+export { InvalidAstroDataError, setVfileFrontmatter } from './frontmatter-injection.js';
+export { rehypeHeadingIds } from './rehype-collect-headings.js';
+export { remarkCollectImages } from './remark-collect-images.js';
+export { rehypePrism } from './rehype-prism.js';
+export { rehypeShiki } from './rehype-shiki.js';
+export { createShikiHighlighter, type ShikiHighlighter } from './shiki.js';
+export * from './types.js';
+export declare const markdownConfigDefaults: Required<AstroMarkdownOptions>;
+/**
+ * Create a markdown preprocessor to render multiple markdown files
+ */
+export declare function createMarkdownProcessor(opts?: AstroMarkdownOptions): Promise<MarkdownProcessor>;