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/shared/lib/deep-readonly.js

@@ -0,0 +1,10 @@
+/**
+ * A type that represents a deeply readonly object. This is similar to
+ * TypeScript's `Readonly` type, but it recursively applies the `readonly`
+ * modifier to all properties of an object and all elements of arrays.
+ */ "use strict";
+Object.defineProperty(exports, "__esModule", {
+    value: true
+});
+
+//# sourceMappingURL=deep-readonly.js.map