## Summary
Adds Playwright E2E tests for the QueueClearHistoryDialog component.
## Tests added
- Dialog opens from queue panel history actions menu
- Dialog shows confirmation message with title, description, and assets
note
- Cancel button closes dialog without clearing history
- Close (X) button closes dialog without clearing history
- Confirm clear action triggers queue history clear API call
- Dialog state resets properly after close/reopen
## Task
Part of Test Coverage Q2 Overhaul (DLG-02).
## Conventions
- Uses Vue nodes with new menu enabled (`Comfy.UseNewMenu: 'Top'`)
- Tests read as user stories
- No full-page screenshots
- Proper waits, no sleeps
┆Issue is synchronized with this [Notion
page](https://www.notion.so/PR-10586-test-add-QueueClearHistoryDialog-E2E-tests-DLG-02-3306d73d36508174a07bd9782340a0f7)
by [Unito](https://www.unito.io)
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Co-authored-by: GitHub Action <action@github.com>
