header tests

ui/snippets/header/Header.pw.tsx

+import { test, expect } from '@playwright/experimental-ct-react';
+import React from 'react';
+
+import TestApp from 'playwright/TestApp';
+
+import Header from './Header';
+
+test('no auth +@mobile +@dark-mode +@dark-mode-mobile', async({ mount, page }) => {
+  await mount(
+    <TestApp>
+      <Header/>
+    </TestApp>,
+  );
+
+  await expect(page).toHaveScreenshot({ clip: { x: 0, y: 0, width: 1500, height: 150 } });
+});