CodePress CMS v1.8.0: BotGuard security engine, HAProxy docs & ARIA fix

- Implement BotGuard security engine (Bot, AI, Scraper & Empty UA blocking)
- Add Admin Security page (/admin/security) with toggles, rate limiter & block/allowlists
- Add per-IP RateLimiter handoff in index.php with HTTP 429 response
- Add dynamic /robots.txt generation and noai/noimageai meta tags
- Add RequestLogger status column and blocked badges in admin request logs
- Fix ARIAComponents.php syntax errors on lines 67, 137, 262
- Add HAProxy / PFSense bot blocking & IP forwarding guide (docs/haproxy-bot-blocking.md)
- Update version to 1.8.0 with release notes in version.php and guides

cms/core/class/CodePressCMS.php

@@ -1103,6 +1103,8 @@ class CodePressCMS {
             'author_git' => 'https://git.noorlander.info/E.Noorlander',
             'seo_description' => $this->config['seo']['description'] ?? 'CodePress CMS - Lightweight file-based content management system',
             'seo_keywords' => $this->config['seo']['keywords'] ?? 'cms, php, content management, file-based',
+            'block_ai_bots' => !empty($this->config['security']['block_ai_bots']),
+            'block_search_engines' => !empty($this->config['security']['block_search_engines']),
             'cms_version' => ($this->config['show_version'] ?? true) && isset($this->config['version_info']) ? $this->config['version_info']['version'] : '',
             // Theme colors
             'header_color' => $this->config['theme']['header_color'] ?? '#0d6efd',