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/nikic/php-parser/lib/PhpParser/Node/Name/FullyQualified.php

@@ -0,0 +1,49 @@
+<?php declare(strict_types=1);
+
+namespace PhpParser\Node\Name;
+
+class FullyQualified extends \PhpParser\Node\Name {
+    /**
+     * Checks whether the name is unqualified. (E.g. Name)
+     *
+     * @return bool Whether the name is unqualified
+     */
+    public function isUnqualified(): bool {
+        return false;
+    }
+
+    /**
+     * Checks whether the name is qualified. (E.g. Name\Name)
+     *
+     * @return bool Whether the name is qualified
+     */
+    public function isQualified(): bool {
+        return false;
+    }
+
+    /**
+     * Checks whether the name is fully qualified. (E.g. \Name)
+     *
+     * @return bool Whether the name is fully qualified
+     */
+    public function isFullyQualified(): bool {
+        return true;
+    }
+
+    /**
+     * Checks whether the name is explicitly relative to the current namespace. (E.g. namespace\Name)
+     *
+     * @return bool Whether the name is relative
+     */
+    public function isRelative(): bool {
+        return false;
+    }
+
+    public function toCodeString(): string {
+        return '\\' . $this->toString();
+    }
+
+    public function getType(): string {
+        return 'Name_FullyQualified';
+    }
+}