Extract Ladill QR Plus as standalone app at qr.ladill.com.

Utility QR types only (URL, WiFi, link list, business, app download) with
SSO, Billing API integration, public /q resolver, and qr-plus:import for
platform migration. vCard and commerce types stay on the platform.

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

config/afia.php

@@ -0,0 +1,10 @@
+<?php
+
+return [
+    // Afia — in-app AI assistant. Product scope is set per deployed app (hosting | email).
+    'product' => env('AFIA_PRODUCT', 'hosting'),
+    'enabled' => (bool) env('AFIA_ENABLED', true),
+    'provider' => env('AFIA_PROVIDER', 'openai'), // openai | anthropic
+    'model' => env('AFIA_MODEL', 'gpt-4o-mini'),
+    'api_key' => env('AFIA_API_KEY'),
+];