Add docker-compose Playwright E2E stack

test/e2e-playwright/specs/admin_smoke.spec.js

@@ -0,0 +1,25 @@
+/* global process */
+import { test, expect } from 'playwright/test'
+
+const adminUsername = process.env.E2E_ADMIN_USERNAME || 'admin'
+const adminPassword = process.env.E2E_ADMIN_PASSWORD || 'adminadmin'
+
+test('admin can open the admin settings modal', async ({ page }) => {
+  await page.goto('/login')
+
+  const loginForm = page.locator('#main-scroller form.login-form')
+  await loginForm.locator('#username').fill(adminUsername)
+  await loginForm.locator('#password').fill(adminPassword)
+  await loginForm.getByRole('button', { name: 'Log in' }).click()
+
+  await page.waitForURL(/\/main\/friends/)
+
+  await expect(page.getByTitle('Administration')).toBeVisible()
+  await page.getByTitle('Administration').click()
+
+  const modal = page.locator('.settings-modal-panel')
+  await expect(modal.getByRole('heading', { name: 'Administration' })).toBeVisible()
+
+  await modal.getByRole('tab', { name: 'Emoji' }).click()
+  await expect(modal.getByText('Emoji packs')).toBeVisible()
+})