feat: proxy order form + affiliate program + all product links wired

- Proxy Services: Residential $49.99/mo, Mobile $99.99/mo, SEO $29.99/mo
- 5 Blesta order forms: domains, ssl, dns, proxy (+ old form 2)
- Affiliate program enabled: 10% commission
- All service pages link to correct order forms with group_ids
- .lthn internal SSL section on /services/ssl with trust model

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

app/Website/Lethean/Views/services-residential.blade.php

@@ -54,7 +54,7 @@
     <div class="card" style="margin-top: 2rem; text-align: center; padding: 2rem;">
         <h3>Get Started</h3>
         <p style="color: var(--muted);">Connect to any gateway using WireGuard. No account needed — pay per session with LTHN.</p>
-        <a href="https://order.lthn.ai/order/main/packages/proxy/" class="api-link" style="margin-top: 1rem;">Register &rarr;</a>
+        <a href="https://order.lthn.ai/order/main/packages/proxy/?group_id=8" class="api-link" style="margin-top: 1rem;">Register &rarr;</a>
     </div>
 </div>
 @endsection