feat: добавил тесты с использованием Playwright

frontend/tests/e2e/catalog.spec.ts

@@ -0,0 +1,23 @@
+import { expect, test } from '@playwright/test'
+import { mockApi } from './support/mockApi'
+
+test.beforeEach(async ({ page }) => {
+  await mockApi(page, { authenticated: true })
+})
+
+test('renders catalog items from mock api', async ({ page }) => {
+  await page.goto('/catalog')
+
+  await expect(page.getByRole('heading', { name: 'Каталог открытых лекций' })).toBeVisible()
+  await expect(page.getByText('Введение в ML')).toBeVisible()
+  await expect(page.getByText('Квантовые вычисления')).toBeVisible()
+})
+
+test('register button works for available lecture', async ({ page }) => {
+  await page.goto('/catalog')
+
+  const firstRegisterButton = page.getByRole('button', { name: 'Записаться' }).first()
+  await firstRegisterButton.click()
+
+  await expect(page.getByText('Вы записаны на лекцию.')).toBeVisible()
+})