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/Builder/FunctionLike.php

@@ -0,0 +1,73 @@
+<?php declare(strict_types=1);
+
+namespace PhpParser\Builder;
+
+use PhpParser\BuilderHelpers;
+use PhpParser\Node;
+
+abstract class FunctionLike extends Declaration {
+    protected bool $returnByRef = false;
+    /** @var Node\Param[] */
+    protected array $params = [];
+
+    /** @var Node\Identifier|Node\Name|Node\ComplexType|null */
+    protected ?Node $returnType = null;
+
+    /**
+     * Make the function return by reference.
+     *
+     * @return $this The builder instance (for fluid interface)
+     */
+    public function makeReturnByRef() {
+        $this->returnByRef = true;
+
+        return $this;
+    }
+
+    /**
+     * Adds a parameter.
+     *
+     * @param Node\Param|Param $param The parameter to add
+     *
+     * @return $this The builder instance (for fluid interface)
+     */
+    public function addParam($param) {
+        $param = BuilderHelpers::normalizeNode($param);
+
+        if (!$param instanceof Node\Param) {
+            throw new \LogicException(sprintf('Expected parameter node, got "%s"', $param->getType()));
+        }
+
+        $this->params[] = $param;
+
+        return $this;
+    }
+
+    /**
+     * Adds multiple parameters.
+     *
+     * @param (Node\Param|Param)[] $params The parameters to add
+     *
+     * @return $this The builder instance (for fluid interface)
+     */
+    public function addParams(array $params) {
+        foreach ($params as $param) {
+            $this->addParam($param);
+        }
+
+        return $this;
+    }
+
+    /**
+     * Sets the return type for PHP 7.
+     *
+     * @param string|Node\Name|Node\Identifier|Node\ComplexType $type
+     *
+     * @return $this The builder instance (for fluid interface)
+     */
+    public function setReturnType($type) {
+        $this->returnType = BuilderHelpers::normalizeType($type);
+
+        return $this;
+    }
+}