feat(cms): implement complete SysSiteCMS content management system

Initial implementation of the HomeSysPanel CMS built with Laravel 13.0.
Includes complete admin panel, content management, user authentication,
modular architecture for products/services/chatbot, and marketing tools.

Key features:
- User authentication with email verification and password reset
- Role-based access control (Admin/User with granular permissions)
- Content management (pages, news, FAQ, downloads, galleries, banners)
- Contact management system with subjects and responses
- Marketing tools (email campaigns, visitor analytics, social sharing)
- Modular architecture (Products, Services, Chatbot modules)
- AI Chatbot integration with OpenRouter.ai and LlamaCpp support
- Visitor tracking with geolocation
- SEO optimization with meta tags and Open Graph
- Responsive design with Bootstrap 5
- Dark mode support
- Maintenance mode
- Feature request system

resources/views/emails/contact-reply.blade.php

@@ -0,0 +1,35 @@
+<!DOCTYPE html>
+<html>
+<head>
+    <meta charset="utf-8">
+    <style>
+        body { font-family: Arial, sans-serif; line-height: 1.6; color: #333; }
+        .container { width: 100%; max-width: 600px; margin: 0 auto; padding: 20px; border: 1px solid #eee; border-radius: 10px; }
+        .header { background-color: #0d6efd; color: white; padding: 20px; text-align: center; border-radius: 10px 10px 0 0; }
+        .content { padding: 30px; background-color: #f9f9f9; }
+        .footer { padding: 20px; text-align: center; font-size: 12px; color: #777; }
+        .original-message { margin-top: 30px; padding: 15px; border-left: 4px solid #ddd; font-style: italic; color: #666; background-color: #fff; }
+    </style>
+</head>
+<body>
+    <div class="container">
+        <div class="header">
+            <h2>Resposta ao seu Contato</h2>
+        </div>
+        <div class="content">
+            <p>Olá, <strong>{{ $contact->name }}</strong>,</p>
+            
+            <p>{{ $replyMessage }}</p>
+
+            <div class="original-message">
+                <p><strong>Sua mensagem original:</strong></p>
+                <p>{{ $contact->message }}</p>
+            </div>
+        </div>
+        <div class="footer">
+            <p>Atenciosamente,<br>Equipe {{ config('app.name') }}</p>
+            <p>&copy; {{ date('Y') }} Syspanel. Todos os direitos reservados.</p>
+        </div>
+    </div>
+</body>
+</html>