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/http-foundation/RequestMatcher/ExpressionRequestMatcher.php

@@ -0,0 +1,43 @@
+<?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\HttpFoundation\RequestMatcher;
+
+use Symfony\Component\ExpressionLanguage\Expression;
+use Symfony\Component\ExpressionLanguage\ExpressionLanguage;
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\HttpFoundation\RequestMatcherInterface;
+
+/**
+ * ExpressionRequestMatcher uses an expression to match a Request.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class ExpressionRequestMatcher implements RequestMatcherInterface
+{
+    public function __construct(
+        private ExpressionLanguage $language,
+        private Expression|string $expression,
+    ) {
+    }
+
+    public function matches(Request $request): bool
+    {
+        return $this->language->evaluate($this->expression, [
+            'request' => $request,
+            'method' => $request->getMethod(),
+            'path' => rawurldecode($request->getPathInfo()),
+            'host' => $request->getHost(),
+            'ip' => $request->getClientIp(),
+            'attributes' => $request->attributes->all(),
+        ]);
+    }
+}