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/@swc/helpers/cjs/_jsx.cjs

@@ -0,0 +1,28 @@
+"use strict";
+
+var REACT_ELEMENT_TYPE;
+function _jsx(type, props, key, children) {
+    if (!REACT_ELEMENT_TYPE) {
+        REACT_ELEMENT_TYPE = typeof Symbol === "function" && Symbol.for && Symbol.for("react.element") || 0xeac7;
+    }
+
+    var defaultProps = type && type.defaultProps;
+    var childrenLength = arguments.length - 3;
+
+    if (!props && childrenLength !== 0) props = { children: void 0 };
+    if (props && defaultProps) {
+        for (var propName in defaultProps) {
+            if (props[propName] === void 0) props[propName] = defaultProps[propName];
+            else if (!props) props = defaultProps || {};
+        }
+    }
+    if (childrenLength === 1) props.children = children;
+    else if (childrenLength > 1) {
+        var childArray = new Array(childrenLength);
+        for (var i = 0; i < childrenLength; i++) childArray[i] = arguments[i + 3];
+        props.children = childArray;
+    }
+
+    return { $$typeof: REACT_ELEMENT_TYPE, type: type, key: key === undefined ? null : "" + key, ref: null, props: props, _owner: null };
+}
+exports._ = _jsx;