transferDashboardOwnership

Mutation

Transfers ownership of a dashboard to another workspace member. Access: Dashboard creator or workspace admin. Previous owner remains on sharingWith for me/custom privacy. Errors:

• "User is not logged in" if no user session.
• "No access" if caller is not the creator or a workspace admin.
• "Overview dashboards cannot transfer ownership" for overview dashboards.
• "New owner must be different from the current owner" if newOwnerId matches createdBy.
• "New owner is not a member of this workspace" if the target lacks workspace access.
• "Dashboard not found" / access errors if the dashboard is missing or inaccessible.

Returns Dashboard !.