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/ramsey/uuid/src/Codec/GuidStringCodec.php

@@ -0,0 +1,78 @@
+<?php
+
+/**
+ * This file is part of the ramsey/uuid library
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ *
+ * @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
+ * @license http://opensource.org/licenses/MIT MIT
+ */
+
+declare(strict_types=1);
+
+namespace Ramsey\Uuid\Codec;
+
+use Ramsey\Uuid\Guid\Guid;
+use Ramsey\Uuid\UuidInterface;
+
+use function bin2hex;
+use function sprintf;
+use function substr;
+
+/**
+ * GuidStringCodec encodes and decodes globally unique identifiers (GUID)
+ *
+ * @see Guid
+ *
+ * @immutable
+ */
+class GuidStringCodec extends StringCodec
+{
+    public function encode(UuidInterface $uuid): string
+    {
+        /** @phpstan-ignore possiblyImpure.methodCall */
+        $hex = bin2hex($uuid->getFields()->getBytes());
+
+        /** @var non-empty-string */
+        return sprintf(
+            '%02s%02s%02s%02s-%02s%02s-%02s%02s-%04s-%012s',
+            substr($hex, 6, 2),
+            substr($hex, 4, 2),
+            substr($hex, 2, 2),
+            substr($hex, 0, 2),
+            substr($hex, 10, 2),
+            substr($hex, 8, 2),
+            substr($hex, 14, 2),
+            substr($hex, 12, 2),
+            substr($hex, 16, 4),
+            substr($hex, 20),
+        );
+    }
+
+    public function decode(string $encodedUuid): UuidInterface
+    {
+        /** @phpstan-ignore possiblyImpure.methodCall */
+        $bytes = $this->getBytes($encodedUuid);
+
+        /** @phpstan-ignore possiblyImpure.methodCall, possiblyImpure.methodCall */
+        return $this->getBuilder()->build($this, $this->swapBytes($bytes));
+    }
+
+    public function decodeBytes(string $bytes): UuidInterface
+    {
+        // Call parent::decode() to preserve the correct byte order.
+        return parent::decode(bin2hex($bytes));
+    }
+
+    /**
+     * Swaps bytes according to the GUID rules
+     */
+    private function swapBytes(string $bytes): string
+    {
+        return $bytes[3] . $bytes[2] . $bytes[1] . $bytes[0]
+            . $bytes[5] . $bytes[4] . $bytes[7] . $bytes[6]
+            . substr($bytes, 8);
+    }
+}