- Added a mechanism to mark connectors as 'auth_expired' in the database, allowing the frontend to prompt users for re-authentication.
- Updated Linear and Notion connector routes to handle token refresh failures by invoking the new expiration flagging function.
- Enhanced UI components to display re-authentication options when a connector's authentication status is expired.
- Added re-authentication endpoints for Linear and Notion connectors to handle expired authentication.
- Enhanced error handling in issue creation, deletion, and update tools to return appropriate authentication error messages.
- Updated UI components to display authentication status and guide users on re-authentication steps.
- Improved account health checks to ensure valid tokens are used for operations.
