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/app-render/entry-base.d.ts

@@ -0,0 +1,28 @@
+export { createTemporaryReferenceSet, renderToReadableStream, decodeReply, decodeAction, decodeFormState, } from 'react-server-dom-webpack/server';
+export { prerender } from 'react-server-dom-webpack/static';
+export { captureOwnerStack, createElement, Fragment } from 'react';
+export { default as LayoutRouter } from '../../client/components/layout-router';
+export { default as RenderFromTemplateContext } from '../../client/components/render-from-template-context';
+export { workAsyncStorage } from '../app-render/work-async-storage.external';
+export { workUnitAsyncStorage } from './work-unit-async-storage.external';
+export { actionAsyncStorage } from '../app-render/action-async-storage.external';
+export { ClientPageRoot } from '../../client/components/client-page';
+export { ClientSegmentRoot } from '../../client/components/client-segment';
+export { createServerSearchParamsForServerPage, createPrerenderSearchParamsForClientPage, } from '../request/search-params';
+export { createServerParamsForServerSegment, createPrerenderParamsForClientSegment, } from '../request/params';
+export * as serverHooks from '../../client/components/hooks-server-context';
+export { HTTPAccessFallbackBoundary } from '../../client/components/http-access-fallback/error-boundary';
+export { createMetadataComponents } from '../../lib/metadata/metadata';
+export { RootLayoutBoundary } from '../../lib/framework/boundary-components';
+export { preloadStyle, preloadFont, preconnect } from './rsc/preloads';
+export { Postpone } from './rsc/postpone';
+export { taintObjectReference } from './rsc/taint';
+export { collectSegmentData } from './collect-segment-data';
+declare let SegmentViewNode: typeof import('../../next-devtools/userspace/app/segment-explorer-node').SegmentViewNode;
+declare let SegmentViewStateNode: typeof import('../../next-devtools/userspace/app/segment-explorer-node').SegmentViewStateNode;
+declare global {
+    var __next__clear_chunk_cache__: (() => void) | null | undefined;
+    var __turbopack_clear_chunk_cache__: () => void | null | undefined;
+}
+export declare function patchFetch(): void;
+export { SegmentViewNode, SegmentViewStateNode };