Wire seller push notifications with FCM, inbox API, and payment milestones.

Sellers get instant payment alerts on Android; withdrawals respect payout prefs.

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

app/Http/Controllers/Api/Mini/WalletController.php

@@ -5,6 +5,7 @@ namespace App\Http\Controllers\Api\Mini;
 use App\Http\Controllers\Api\Concerns\CallsIdentityApi;
 use App\Http\Controllers\Controller;
 use App\Services\Billing\BillingClient;
+use App\Services\Notifications\MiniNotificationService;
 use Illuminate\Http\JsonResponse;
 use Illuminate\Http\Request;
 use Illuminate\Support\Facades\Log;
@@ -14,7 +15,10 @@ class WalletController extends Controller
 {
     use CallsIdentityApi;
 
-    public function __construct(private BillingClient $billing) {}
+    public function __construct(
+        private BillingClient $billing,
+        private MiniNotificationService $notifications,
+    ) {}
 
     public function show(): JsonResponse
     {
@@ -118,6 +122,11 @@ class WalletController extends Controller
         ]);
         $this->rethrowValidation($response, 'amount');
 
+        $this->notifications->withdrawalSubmitted(
+            ladill_account(),
+            (float) $data['amount'],
+        );
+
         return response()->json(['data' => $response->json('data', [])]);
     }
 }