ref(global) update project structure

frontend/app/page.tsx

@@ -0,0 +1,12 @@
+import ConstructionPlaceHolder from '@/components/ConstructionPlaceHolder';
+import React from 'react';
+
+export default function Home() {
+    return (
+        <main>
+            <div className={ `h-dvh` }>
+                <ConstructionPlaceHolder />
+            </div>
+        </main>
+    );
+}