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/server/base-http/helpers.js

@@ -0,0 +1,36 @@
+"use strict";
+Object.defineProperty(exports, "__esModule", {
+    value: true
+});
+0 && (module.exports = {
+    isNodeNextRequest: null,
+    isNodeNextResponse: null,
+    isWebNextRequest: null,
+    isWebNextResponse: null
+});
+function _export(target, all) {
+    for(var name in all)Object.defineProperty(target, name, {
+        enumerable: true,
+        get: all[name]
+    });
+}
+_export(exports, {
+    isNodeNextRequest: function() {
+        return isNodeNextRequest;
+    },
+    isNodeNextResponse: function() {
+        return isNodeNextResponse;
+    },
+    isWebNextRequest: function() {
+        return isWebNextRequest;
+    },
+    isWebNextResponse: function() {
+        return isWebNextResponse;
+    }
+});
+const isWebNextRequest = (req)=>process.env.NEXT_RUNTIME === 'edge';
+const isWebNextResponse = (res)=>process.env.NEXT_RUNTIME === 'edge';
+const isNodeNextRequest = (req)=>process.env.NEXT_RUNTIME !== 'edge';
+const isNodeNextResponse = (res)=>process.env.NEXT_RUNTIME !== 'edge';
+
+//# sourceMappingURL=helpers.js.map