修复未填写拒绝理由时null值报错

app/Http/Controllers/API/CompanyController.php

@@ -13,6 +13,7 @@ use App\Mail\CompanyAction;
 use App\Models\CaptchaMail;
 use App\Models\Enums\FileObjectType;
 use App\Models\File;
+use App\Models\Role;
 use App\Services\Notification\ActionEmail\ActionEmailService;
 use Illuminate\Mail\Mailable;
 use Illuminate\Support\Facades\DB;
@@ -160,7 +161,7 @@ class CompanyController extends Controller
         $company->save();
         });
         //发送邮件到公司账户
-        Mail::to($company->email)->send(new CompanyAction($company,$user,$rejectReason));
+        Mail::to($company->email)->send(new CompanyAction($company,$user,$rejectReason??''));
         return $this->noContent();
     }