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/laravel/framework/src/Illuminate/Routing/RouteUri.php

@@ -0,0 +1,61 @@
+<?php
+
+namespace Illuminate\Routing;
+
+class RouteUri
+{
+    /**
+     * The route URI.
+     *
+     * @var string
+     */
+    public $uri;
+
+    /**
+     * The fields that should be used when resolving bindings.
+     *
+     * @var array
+     */
+    public $bindingFields = [];
+
+    /**
+     * Create a new route URI instance.
+     *
+     * @param  string  $uri
+     * @param  array  $bindingFields
+     */
+    public function __construct(string $uri, array $bindingFields = [])
+    {
+        $this->uri = $uri;
+        $this->bindingFields = $bindingFields;
+    }
+
+    /**
+     * Parse the given URI.
+     *
+     * @param  string  $uri
+     * @return static
+     */
+    public static function parse($uri)
+    {
+        preg_match_all('/\{([\w\:]+?)\??\}/', $uri, $matches);
+
+        $bindingFields = [];
+
+        foreach ($matches[0] as $match) {
+            if (! str_contains($match, ':')) {
+                continue;
+            }
+
+            $segments = explode(':', trim($match, '{}?'));
+
+            $bindingFields[$segments[0]] = $segments[1];
+
+            $uri = str_contains($match, '?')
+                ? str_replace($match, '{'.$segments[0].'?}', $uri)
+                : str_replace($match, '{'.$segments[0].'}', $uri);
+        }
+
+        return new static($uri, $bindingFields);
+    }
+}