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/server/runtime-reacts.external.js

@@ -0,0 +1,16 @@
+let ClientReact = null;
+export function registerClientReact(react) {
+    ClientReact = react;
+}
+export function getClientReact() {
+    return ClientReact;
+}
+let ServerReact = null;
+export function registerServerReact(react) {
+    ServerReact = react;
+}
+export function getServerReact() {
+    return ServerReact;
+}
+
+//# sourceMappingURL=runtime-reacts.external.js.map