ref(global) update project structure

frontend/app/about/page.tsx

@@ -0,0 +1,13 @@
+import React from 'react';
+import ConstructionPlaceHolder from '@/components/ConstructionPlaceHolder';
+
+function About() {
+    return (
+        <div className={ `h-dvh` }>
+            <ConstructionPlaceHolder />
+        </div>
+
+    );
+}
+
+export default About;