tests: move auth.setup.ts into specs folder

tests/specs/auth.setup.ts

@@ -0,0 +1,14 @@
+import { test as setup } from '@playwright/test';
+import authUtil from '../utils/auth.util';
+import { cleanupBackend } from '../utils/cleanup.util';
+
+const authFile = './.auth/user.json';
+
+setup('authenticate', async ({ page }) => {
+	await cleanupBackend();
+
+	await authUtil.authenticate(page);
+	await page.waitForURL('/settings/account');
+
+	await page.context().storageState({ path: authFile });
+});