SwissQR: add Sprain\SwissQrBill and dependencies

htdocs/includes/symfony/validator/Context/ExecutionContextFactoryInterface.php

@@ -0,0 +1,33 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Validator\Context;
+
+use Symfony\Component\Validator\Validator\ValidatorInterface;
+
+/**
+ * Creates instances of {@link ExecutionContextInterface}.
+ *
+ * You can use a custom factory if you want to customize the execution context
+ * that is passed through the validation run.
+ *
+ * @author Bernhard Schussek <bschussek@gmail.com>
+ */
+interface ExecutionContextFactoryInterface
+{
+    /**
+     * Creates a new execution context.
+     *
+     * @param mixed $root The root value of the validated
+     *                    object graph
+     */
+    public function createContext(ValidatorInterface $validator, mixed $root): ExecutionContextInterface;
+}