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

guide/nl.codepress.md

@@ -304,6 +304,7 @@ Media bestanden (afbeeldingen, PDFs, video, audio) kunnen in elke `content/` sub
 | `content-dir-create` | Map aanmaken (POST) |
 | `content-dir-delete` | Map verwijderen (alleen leeg) |
 | `config` | Configuratieformulier (titel, startpagina, taal, SEO, auteur, features) |
+| `security` | Beveiligingsinstellingen (bot/AI blokkering, rate limiting, IP block/allowlist) |
 | `theme` | Thema beheer |
 | `plugins` | Plugin overzicht |
 | `plugins-new` | Nieuwe plugin aanmaken |