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/client/app-next.js

@@ -0,0 +1,27 @@
+// This import must go first because it needs to patch webpack chunk loading
+// before React patches chunk loading.
+"use strict";
+Object.defineProperty(exports, "__esModule", {
+    value: true
+});
+require("./app-webpack");
+const _appbootstrap = require("./app-bootstrap");
+const instrumentationHooks = // eslint-disable-next-line @next/internal/typechecked-require -- not a module
+require('../lib/require-instrumentation-client');
+(0, _appbootstrap.appBootstrap)((assetPrefix)=>{
+    const { hydrate } = require('./app-index');
+    // Include app-router and layout-router in the main chunk
+    // eslint-disable-next-line @next/internal/typechecked-require -- Why not relative imports?
+    require('next/dist/client/components/app-router');
+    // eslint-disable-next-line @next/internal/typechecked-require -- Why not relative imports?
+    require('next/dist/client/components/layout-router');
+    hydrate(instrumentationHooks, assetPrefix);
+});
+
+if ((typeof exports.default === 'function' || (typeof exports.default === 'object' && exports.default !== null)) && typeof exports.default.__esModule === 'undefined') {
+  Object.defineProperty(exports.default, '__esModule', { value: true });
+  Object.assign(exports.default, exports);
+  module.exports = exports.default;
+}
+
+//# sourceMappingURL=app-next.js.map