feat(blog): add file-based blog with dynamic slugs, MDX content and layout shell

- Introduced blog routing using Next.js App Router
- Implemented dynamic [slug] pages for blog posts
- Added MDX-based content loading via lib/posts
- Integrated shared TopBar layout with navigation
- Established clear content, lib and component separation

apps/public-web/node_modules/next/dist/esm/lib/is-internal-component.js

@@ -0,0 +1,14 @@
+export function isInternalComponent(pathname) {
+    switch(pathname){
+        case 'next/dist/pages/_app':
+        case 'next/dist/pages/_document':
+            return true;
+        default:
+            return false;
+    }
+}
+export function isNonRoutePagesPage(pathname) {
+    return pathname === '/_app' || pathname === '/_document';
+}
+
+//# sourceMappingURL=is-internal-component.js.map