- 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/Exceptions/Handler.php

@@ -19,12 +19,23 @@ class Handler extends ExceptionHandler
         'password_confirmation',
     ];
 
+    /**
+     * A list of the inputs that are never flashed for validation exceptions.
+     *
+     * @var array<int, string>
+     */
+    protected $dontFlash = [
+        'current_password',
+        'password',
+        'password_confirmation',
+    ];
+
     /**
      * Report or log an exception.
      *
      * This is a great spot to send exceptions to Sentry, Bugsnag, etc.
      *
-     * @param  \Throable  $exception
+     * @param  \Throwable  $exception
      * @return void
      */
     public function report(Throwable $exception)