## Summary - Move email thread display from side panel to a dedicated record page with a new `EMAIL_THREAD` widget type - Add message thread as a standard object with page layout, subject field, and backfill command - Add reply-to-email command menu item for message thread records - Remove old side panel message thread components in favor of the new widget-based approach ## Type fixes - Add `EMAIL_THREAD` to `WidgetConfigurationType`, `WidgetType`, and all configuration/validator maps - Create `EmailThreadConfigurationDTO` and shared `EmailThreadConfiguration` type - Register EMAIL_THREAD in widget type validators, configuration resolvers, and standard widget mappings ## Test plan - [ ] Verify message thread record pages render with the email thread widget - [ ] Verify email thread preview navigates to the record page instead of opening side panel - [ ] Verify reply-to-email command appears for message thread records - [ ] Verify typecheck passes for both twenty-front and twenty-server - [ ] Run existing test suites to check for regressions 🤖 Generated with [Claude Code](https://claude.com/claude-code) --------- Co-authored-by: Claude Opus 4.6 <[email protected]>