refactor: move e2e tests to root of repository

tests/utils/auth.util.ts

@@ -0,0 +1,12 @@
+import type { Page } from '@playwright/test';
+import passkeyUtil from './passkey.util';
+
+async function authenticate(page: Page) {
+	await page.goto('/login');
+
+	await (await passkeyUtil.init(page)).addPasskey();
+
+	await page.getByRole('button', { name: 'Authenticate' }).click();
+}
+
+export default { authenticate };