feat(results-page): enhance search with caching, pagination, and UI tweaks

- Add dynamic rendering and Node.js runtime config to location API for better performance
- Improve ProductCardSkeleton with dark mode styling for consistent theming
- Simplify Hero search placeholder to focus on product name input
- Integrate caching, pagination, and cache clearing in results page for optimized search experience and user control

app/api/location/route.ts

@@ -1,5 +1,8 @@
 import { NextRequest, NextResponse } from "next/server";
 
+export const dynamic = "force-dynamic";
+export const runtime = "nodejs";
+
 export async function GET(request: NextRequest) {
   try {
     let ip: string | null = null;