refactor: restructure project into 5 core modules

Organize project by 5 core modules based on requirement docs.

Co-authored-by: null <4804959+fnvtk@users.noreply.github.com>

app/layout.tsx

@@ -2,6 +2,7 @@ import type React from "react"
 import type { Metadata } from "next"
 import { Inter } from "next/font/google"
 import ClientLayout from "./ClientLayout"
+import "./globals.css"
 
 const inter = Inter({ subsets: ["latin"] })
 
@@ -18,6 +19,3 @@ export default function RootLayout({
 }) {
   return <ClientLayout>{children}</ClientLayout>
 }
-
-
-import './globals.css'