Stand: SMTP-Test, Admin-Mail-Tab, Notifiable-Fix, Lazy-Quill

- Fix: Notifiable-Trait zum User-Model hinzugefuegt (behebt notify()-500er)
- Installer: SMTP-Verbindungstest mit EsmtpTransport + Ueberspringen-Link
- Admin: Neuer E-Mail-Tab mit SMTP-Konfiguration + Verbindungstest
- Admin: Lazy Quill-Initialisierung (nur sichtbare Locale wird geladen)
- Uebersetzungen: 17 neue Mail-Keys in allen 6 Sprachen

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

vendor/symfony/routing/Matcher/Dumper/MatcherDumperInterface.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\Routing\Matcher\Dumper;
+
+use Symfony\Component\Routing\RouteCollection;
+
+/**
+ * MatcherDumperInterface is the interface that all matcher dumper classes must implement.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+interface MatcherDumperInterface
+{
+    /**
+     * Dumps a set of routes to a string representation of executable code
+     * that can then be used to match a request against these routes.
+     */
+    public function dump(array $options = []): string;
+
+    /**
+     * Gets the routes to dump.
+     */
+    public function getRoutes(): RouteCollection;
+}