## Summary

- Move desktop conversation controls from the global header into the conversation pane. - Add an edge toggle when the desktop pane is closed, preserving activity indicators. - Improve focus management when opening and closing the pane. - Add responsive Playwright coverage for unread activity, pane ownership, focus, sizing, and draft persistence. - Ignore local `.codex` files and remove obsolete MCP planning documents.

## Testing

- Added and updated Playwright end-to-end tests for responsive workspace and conversation-pane behavior.