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-kernel/Debug/TraceableEventDispatcher.php

@@ -0,0 +1,95 @@
+<?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\HttpKernel\Debug;
+
+use Symfony\Component\EventDispatcher\Debug\TraceableEventDispatcher as BaseTraceableEventDispatcher;
+use Symfony\Component\HttpKernel\KernelEvents;
+
+/**
+ * Collects some data about event listeners.
+ *
+ * This event dispatcher delegates the dispatching to another one.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class TraceableEventDispatcher extends BaseTraceableEventDispatcher
+{
+    protected function beforeDispatch(string $eventName, object $event): void
+    {
+        if ($this->disabled?->__invoke()) {
+            return;
+        }
+        switch ($eventName) {
+            case KernelEvents::REQUEST:
+                $event->getRequest()->attributes->set('_stopwatch_token', bin2hex(random_bytes(3)));
+                $this->stopwatch->openSection();
+                break;
+            case KernelEvents::VIEW:
+            case KernelEvents::RESPONSE:
+                // stop only if a controller has been executed
+                if ($this->stopwatch->isStarted('controller')) {
+                    $this->stopwatch->stop('controller');
+                }
+                break;
+            case KernelEvents::TERMINATE:
+                $sectionId = $event->getRequest()->attributes->get('_stopwatch_token');
+                if (null === $sectionId) {
+                    break;
+                }
+                // There is a very special case when using built-in AppCache class as kernel wrapper, in the case
+                // of an ESI request leading to a `stale` response [B]  inside a `fresh` cached response [A].
+                // In this case, `$token` contains the [B] debug token, but the  open `stopwatch` section ID
+                // is equal to the [A] debug token. Trying to reopen section with the [B] token throws an exception
+                // which must be caught.
+                try {
+                    $this->stopwatch->openSection($sectionId);
+                } catch (\LogicException) {
+                }
+                break;
+        }
+    }
+
+    protected function afterDispatch(string $eventName, object $event): void
+    {
+        if ($this->disabled?->__invoke()) {
+            return;
+        }
+        switch ($eventName) {
+            case KernelEvents::CONTROLLER_ARGUMENTS:
+                $this->stopwatch->start('controller', 'section');
+                break;
+            case KernelEvents::RESPONSE:
+                $sectionId = $event->getRequest()->attributes->get('_stopwatch_token');
+                if (null === $sectionId) {
+                    break;
+                }
+                try {
+                    $this->stopwatch->stopSection($sectionId);
+                } catch (\LogicException) {
+                    // The stop watch service might have been reset in the meantime
+                }
+                break;
+            case KernelEvents::TERMINATE:
+                // In the special case described in the `preDispatch` method above, the `$token` section
+                // does not exist, then closing it throws an exception which must be caught.
+                $sectionId = $event->getRequest()->attributes->get('_stopwatch_token');
+                if (null === $sectionId) {
+                    break;
+                }
+                try {
+                    $this->stopwatch->stopSection($sectionId);
+                } catch (\LogicException) {
+                }
+                break;
+        }
+    }
+}