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/hamcrest/hamcrest-php/composer.json

@@ -0,0 +1,37 @@
+{
+	"name": "hamcrest/hamcrest-php",
+	"type": "library",
+	"description": "This is the PHP port of Hamcrest Matchers",
+	"keywords": ["test"],
+	"license": "BSD-3-Clause",
+	"authors": [
+	],
+
+	"autoload": {
+		"classmap": ["hamcrest"]
+	},
+	"autoload-dev": {
+		"classmap": ["tests", "generator"]
+	},
+
+	"require": {
+		"php": "^7.4|^8.0"
+	},
+
+	"require-dev": {
+		"phpunit/php-file-iterator": "^1.4 || ^2.0 || ^3.0",
+		"phpunit/phpunit": "^4.8.36 || ^5.7 || ^6.5 || ^7.0 || ^8.0 || ^9.0"
+	},
+
+	"replace": {
+		"kodova/hamcrest-php": "*",
+		"davedevelopment/hamcrest-php": "*",
+		"cordoval/hamcrest-php": "*"
+	},
+
+    "extra": {
+        "branch-alias": {
+            "dev-master": "2.1-dev"
+        }
+    }
+}