- Introduced a new tool to update existing Gmail drafts, allowing users to modify draft content, recipients, and subject lines.
- Updated the Gmail tools registry to include the new update_gmail_draft tool.
- Enhanced the GmailKBSyncService to support draft ID handling during synchronization.
- Added UI components for the update draft functionality in the web application, improving user interaction with Gmail drafts.
- Implemented logic to persist authentication expiration status for connectors when insufficient permissions are detected, improving error handling and user experience.
- Updated messages to guide users to re-authenticate in connector settings for Gmail, Google Calendar, and Google Drive tools.
- Added InsufficientPermissionsResult type and corresponding UI components to display permission-related messages consistently across Gmail and Google Calendar tools.
