## Changes
Add Playwright E2E tests for queue button modes in the topbar (6 tests):
- Run button visibility in topbar
- Queue mode trigger menu visibility
- Opening the mode menu via trigger click
- Verifying available modes are shown as menu item radios
- Menu closes after selecting a mode
- Run button sends prompt when clicked (via intercepted `/api/prompt`
route)
## Test
```bash
pnpm test:browser:local -- browser_tests/tests/queueButtonModes.spec.ts
```
┆Issue is synchronized with this [Notion
page](https://www.notion.so/PR-11209-test-add-E2E-tests-for-queue-button-modes-3416d73d365081a5bf10f8b9c6bdc2a7)
by [Unito](https://www.unito.io)
---------
Co-authored-by: Benjamin Lu <benjaminlu1107@gmail.com>