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/egulias/email-validator/src/Parser/PartParser.php

@@ -0,0 +1,63 @@
+<?php
+
+namespace Egulias\EmailValidator\Parser;
+
+use Egulias\EmailValidator\EmailLexer;
+use Egulias\EmailValidator\Result\InvalidEmail;
+use Egulias\EmailValidator\Result\Reason\ConsecutiveDot;
+use Egulias\EmailValidator\Result\Result;
+use Egulias\EmailValidator\Result\ValidEmail;
+use Egulias\EmailValidator\Warning\Warning;
+
+abstract class PartParser
+{
+    /**
+     * @var Warning[]
+     */
+    protected $warnings = [];
+
+    /**
+     * @var EmailLexer
+     */
+    protected $lexer;
+
+    public function __construct(EmailLexer $lexer)
+    {
+        $this->lexer = $lexer;
+    }
+
+    abstract public function parse(): Result;
+
+    /**
+     * @return Warning[]
+     */
+    public function getWarnings()
+    {
+        return $this->warnings;
+    }
+
+    protected function parseFWS(): Result
+    {
+        $foldingWS = new FoldingWhiteSpace($this->lexer);
+        $resultFWS = $foldingWS->parse();
+        $this->warnings = [...$this->warnings, ...$foldingWS->getWarnings()];
+        return $resultFWS;
+    }
+
+    protected function checkConsecutiveDots(): Result
+    {
+        if ($this->lexer->current->isA(EmailLexer::S_DOT) && $this->lexer->isNextToken(EmailLexer::S_DOT)) {
+            return new InvalidEmail(new ConsecutiveDot(), $this->lexer->current->value);
+        }
+
+        return new ValidEmail();
+    }
+
+    protected function escaped(): bool
+    {
+        $previous = $this->lexer->getPrevious();
+
+        return $previous->isA(EmailLexer::S_BACKSLASH)
+            && !$this->lexer->current->isA(EmailLexer::GENERIC);
+    }
+}