Block deletion of projects that still have threads

- Show warning toast when attempting to delete a non-empty project
- Simplify confirmation copy to emphasize irreversible deletion
- Remove thread/worktree/session cleanup from project delete flow
4c49b8a514Julius Marminge committed on 2/16/2026, 12:20:15 AMparentf6a0b67
1 file changedLine totals unavailable