git subrepo commit (merge) mailcow/src/mailcow-dockerized

subrepo: subdir:   "mailcow/src/mailcow-dockerized"
  merged:   "32243e56"
upstream: origin:   "https://github.com/mailcow/mailcow-dockerized.git"
  branch:   "master"
  commit:   "e2b4b6f6"
git-subrepo: version:  "0.4.3"
  origin:   "???"
  commit:   "???"
Change-Id: I51e2016ef5ab88a8b0bdc08551b18f48ceef0aa5
diff --git a/mailcow/src/mailcow-dockerized/data/web/inc/lib/vendor/twig/twig/src/Extension/ExtensionInterface.php b/mailcow/src/mailcow-dockerized/data/web/inc/lib/vendor/twig/twig/src/Extension/ExtensionInterface.php
new file mode 100644
index 0000000..75fa237
--- /dev/null
+++ b/mailcow/src/mailcow-dockerized/data/web/inc/lib/vendor/twig/twig/src/Extension/ExtensionInterface.php
@@ -0,0 +1,68 @@
+<?php
+
+/*
+ * This file is part of Twig.
+ *
+ * (c) Fabien Potencier
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Twig\Extension;
+
+use Twig\NodeVisitor\NodeVisitorInterface;
+use Twig\TokenParser\TokenParserInterface;
+use Twig\TwigFilter;
+use Twig\TwigFunction;
+use Twig\TwigTest;
+
+/**
+ * Interface implemented by extension classes.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+interface ExtensionInterface
+{
+    /**
+     * Returns the token parser instances to add to the existing list.
+     *
+     * @return TokenParserInterface[]
+     */
+    public function getTokenParsers();
+
+    /**
+     * Returns the node visitor instances to add to the existing list.
+     *
+     * @return NodeVisitorInterface[]
+     */
+    public function getNodeVisitors();
+
+    /**
+     * Returns a list of filters to add to the existing list.
+     *
+     * @return TwigFilter[]
+     */
+    public function getFilters();
+
+    /**
+     * Returns a list of tests to add to the existing list.
+     *
+     * @return TwigTest[]
+     */
+    public function getTests();
+
+    /**
+     * Returns a list of functions to add to the existing list.
+     *
+     * @return TwigFunction[]
+     */
+    public function getFunctions();
+
+    /**
+     * Returns a list of operators to add to the existing list.
+     *
+     * @return array<array> First array of unary operators, second array of binary operators
+     */
+    public function getOperators();
+}