feat(search-frontend): add public landing page, search page with map view, filters, and property cards

- Create (public) route group with landing page (hero, featured listings, district links, stats, CTA)
- Create search page with filter sidebar, list/map/split view modes, URL-synced filters, pagination
- Build ListingMap component with CSS-based marker visualization and popup details
- Build FilterBar with transaction type, property type, city, price range, area, bedrooms filters
- Build PropertyCard and SearchResults components with responsive grid layout
- Update middleware to allow public access to / and /search routes
- Move dashboard home to /dashboard to avoid route conflict
- All content in Vietnamese, mobile responsive

Co-Authored-By: Paperclip <noreply@paperclip.ing>

apps/web/app/(dashboard)/dashboard/page.tsx

@@ -2,13 +2,13 @@ import Link from 'next/link';
 import { Button } from '@/components/ui/button';
 import { Card, CardContent, CardDescription, CardHeader, CardTitle } from '@/components/ui/card';
 
-export default function HomePage() {
+export default function DashboardPage() {
   return (
     <div className="space-y-8">
       <div>
-        <h1 className="text-3xl font-bold">Chào mừng đến GoodGo</h1>
+        <h1 className="text-3xl font-bold">Bảng điều khiển</h1>
         <p className="mt-2 text-muted-foreground">
-          Nền tảng bất động sản thông minh tại Việt Nam
+          Quản lý tin đăng bất động sản của bạn
         </p>
       </div>
 
@@ -43,7 +43,7 @@ export default function HomePage() {
             <CardDescription>Tìm bất động sản phù hợp nhu cầu</CardDescription>
           </CardHeader>
           <CardContent>
-            <Link href="/listings">
+            <Link href="/search">
               <Button variant="outline" className="w-full">Tìm kiếm</Button>
             </Link>
           </CardContent>

apps/web/app/(dashboard)/layout.tsx

@@ -7,7 +7,7 @@ import { useAuthStore } from '@/lib/auth-store';
 import { Button } from '@/components/ui/button';
 
 const navItems = [
-  { href: '/', label: 'Trang chủ', icon: '🏠' },
+  { href: '/dashboard', label: 'Bảng điều khiển', icon: '🏠' },
   { href: '/listings', label: 'Tin đăng', icon: '📋' },
   { href: '/listings/new', label: 'Đăng tin', icon: '➕' },
 ];