Refactor code for compliance with new eslint version

Signed-off-by: Christian Hartmann <chris-hartmann@gmx.de>
Signed-off-by: GitHub <noreply@github.com>

Author: Chartman123

.eslintrc.json

@@ -0,0 +1,12 @@
+/**
+ * SPDX-FileCopyrightText: 2025 Nextcloud GmbH and Nextcloud contributors
+ * SPDX-License-Identifier: AGPL-3.0-or-later
+ */
+
+import { recommendedVue2 } from '@nextcloud/eslint-config'
+import eslintPluginPrettierRecommended from 'eslint-plugin-prettier/recommended'
+
+export default [
+	...recommendedVue2,
+	eslintPluginPrettierRecommended,
+]