centralize izyim exchange

app/Http/Kernel.php

@@ -8,6 +8,7 @@ use App\Http\Middleware\EncryptCookies;
 use App\Http\Middleware\RedirectIfAuthenticated;
 use App\Http\Middleware\TrimStrings;
 use App\Http\Middleware\TrustProxies;
+use App\Http\Middleware\ValidateShippingToken;
 use App\Http\Middleware\ValidateToken;
 use App\Http\Middleware\VerifyCsrfToken;
 use Illuminate\Foundation\Http\Kernel as HttpKernel;
@@ -76,6 +77,7 @@ class Kernel extends HttpKernel
         'throttle' => \Illuminate\Routing\Middleware\ThrottleRequests::class,
         'verified' => \Illuminate\Auth\Middleware\EnsureEmailIsVerified::class,
         'valid.token' => ValidateToken::class,
+        'valid.shipping.token' => ValidateShippingToken::class,
         'token.check' => \App\Http\Middleware\TokenCheckerMiddleware::class,
     ];
 }