Add Playwright e2e coverage and Node 20 pin

frontend/e2e/profile.spec.ts

@@ -0,0 +1,20 @@
+import { expect, test } from '@playwright/test'
+import { uniqueName } from './helpers/api'
+
+test.describe('profile settings smoke tests', () => {
+  test('can update the job title', async ({ page }) => {
+    const jobTitle = uniqueName('Playwright Engineer')
+
+    await page.goto('/account/profile')
+
+    await expect(
+      page.getByRole('heading', { name: 'Profile Settings' }),
+    ).toBeVisible()
+
+    await page.getByLabel('Job Title').fill(jobTitle)
+    await page.getByRole('button', { name: 'Save Changes' }).click()
+
+    await expect(page.getByText('Profile updated')).toBeVisible()
+    await expect(page.getByLabel('Job Title')).toHaveValue(jobTitle)
+  })
+})