v1.1.0 adds support for ChatGPT Project chats.

What changed:
- Added Project page chat selection so loaded Project chats can be selected and bulk deleted.
- Added a Project chat list panel with search/filter support.
- Added a Project filter for synced chats when Project membership has been discovered.
- Added clearer warnings that deleting Project chats permanently deletes the chat, not just removes it from the Project.
- Updated the extension icon and in-page toolbar mark.
- Added a small, neutral “Rate extension” pill after repeated use.
- Improved empty-state guidance for Project chat filters.