- laravel framework upgrade frpm 7.x to 8. see also: https://laravel.com/docs/8.x/upgrade#assert-exact-json-method

- use  PHP7 null coalesce operator instead of laravel optional method
- change Breadcrumbs::register method to Bredcrumbs::for method
- composer updates

app/Http/Middleware/TrimStrings.php

@@ -19,6 +19,7 @@ class TrimStrings extends BaseTrimmer
      * @var array
      */
     protected $except = [
+        'current_password',
         'password',
         'password_confirmation',
     ];