feat: integrate authentication and password management features, including bcrypt for hashing and NextAuth for session handling

app/api/banking/route.ts

@@ -1,7 +1,11 @@
 import { NextResponse } from "next/server";
 import { bankingService } from "@/services/banking.service";
+import { requireAuth } from "@/lib/auth-utils";
 
 export async function GET() {
+  const authError = await requireAuth();
+  if (authError) return authError;
+
   try {
     const data = await bankingService.getAllData();
     return NextResponse.json(data);