feat: add company logo and configure Cloudflare tunnel support

- Add company logo to login page and all sidebar variants
- Configure Next.js rewrites to proxy /api/* to backend
- Enable external access via Cloudflare Zero Trust tunnel

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

apps/web/app/(auth)/login/page.tsx

@@ -3,6 +3,7 @@
 import { useState } from 'react';
 import { useRouter } from 'next/navigation';
 import Link from 'next/link';
+import Image from 'next/image';
 import { Button } from '@/components/ui/button';
 import { Input } from '@/components/ui/input';
 import { Label } from '@/components/ui/label';
@@ -40,6 +41,16 @@ export default function LoginPage() {
   return (
     <Card>
       <CardHeader className="text-center">
+        <div className="flex justify-center mb-4">
+          <Image
+            src="/logo.jpg"
+            alt="Horux360"
+            width={80}
+            height={80}
+            className="rounded-full"
+            priority
+          />
+        </div>
         <CardTitle className="text-2xl">Iniciar Sesión</CardTitle>
         <CardDescription>
           Ingresa tus credenciales para acceder a tu cuenta