Add Ladill POS v1 — register, Pay checkout, and commerce links.

Staff-facing counter register at pos.ladill.com with catalog cart, cash and
MoMo/card checkout via Ladill Pay, CRM timeline/import, invoice prefill, and
Merchant catalog import.

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

config/android_app_links.php

@@ -0,0 +1,25 @@
+<?php
+
+return [
+
+    /*
+    |--------------------------------------------------------------------------
+    | Ladill Mini Android App Links (Digital Asset Links)
+    |--------------------------------------------------------------------------
+    |
+    | Served at /.well-known/assetlinks.json for Android App Link verification.
+    | Use the App signing certificate SHA-256 from Play Console → Setup →
+    | App signing (not the upload key unless you opted out of Play signing).
+    |
+    | Multiple fingerprints may be comma-separated in ANDROID_APP_SHA256_FINGERPRINTS.
+    |
+    */
+
+    'package_name' => env('ANDROID_APP_PACKAGE', 'com.ladill.mini'),
+
+    'sha256_cert_fingerprints' => array_values(array_filter(array_map(
+        static fn (string $fingerprint): string => strtoupper(trim($fingerprint)),
+        explode(',', (string) env('ANDROID_APP_SHA256_FINGERPRINTS', '')),
+    ))),
+
+];