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/lib/metadata/constants.js

@@ -0,0 +1,40 @@
+"use strict";
+Object.defineProperty(exports, "__esModule", {
+    value: true
+});
+0 && (module.exports = {
+    IconKeys: null,
+    ViewportMetaKeys: null
+});
+function _export(target, all) {
+    for(var name in all)Object.defineProperty(target, name, {
+        enumerable: true,
+        get: all[name]
+    });
+}
+_export(exports, {
+    IconKeys: function() {
+        return IconKeys;
+    },
+    ViewportMetaKeys: function() {
+        return ViewportMetaKeys;
+    }
+});
+const ViewportMetaKeys = {
+    width: 'width',
+    height: 'height',
+    initialScale: 'initial-scale',
+    minimumScale: 'minimum-scale',
+    maximumScale: 'maximum-scale',
+    viewportFit: 'viewport-fit',
+    userScalable: 'user-scalable',
+    interactiveWidget: 'interactive-widget'
+};
+const IconKeys = [
+    'icon',
+    'shortcut',
+    'apple',
+    'other'
+];
+
+//# sourceMappingURL=constants.js.map