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/promotion.blade.php

@@ -0,0 +1,18 @@
+<x-mail::message>
+# {{ $subjectLine }}
+
+@if($productImage)
+<img src="{{ $productImage }}" style="width: 100%; max-width: 600px; height: auto; border-radius: 8px; margin-bottom: 20px;" alt="Promoção">
+@endif
+
+{!! $messageBody !!}
+
+@if($buttonUrl)
+<x-mail::button :url="$buttonUrl">
+{{ $buttonText ?: 'Confira agora' }}
+</x-mail::button>
+@endif
+
+Obrigado,<br>
+Equipe {{ $company->name ?? config('app.name') }}
+</x-mail::message>