Add Afia AI assistant to the QR Plus header.

Wire in-app chat scoped to QR codes, billing, and scans so users get product-specific help without leaving qrplus.ladill.com.

Co-authored-by: Cursor <cursoragent@cursor.com>

config/afia.php

@@ -1,8 +1,8 @@
 <?php
 
 return [
-    // Afia — in-app AI assistant. Product scope is set per deployed app (hosting | email).
-    'product' => env('AFIA_PRODUCT', 'hosting'),
+    // Afia — in-app AI assistant scoped to Ladill QR Plus.
+    'product' => env('AFIA_PRODUCT', 'qr'),
     'enabled' => (bool) env('AFIA_ENABLED', true),
     'provider' => env('AFIA_PROVIDER', 'openai'), // openai | anthropic
     'model' => env('AFIA_MODEL', 'gpt-4o-mini'),