Invitation management for workspaces and shares. List pending invitations, filter by state, update invitation details, and revoke invitations. Destructive action: delete removes the pending member from the member list and unassigns their workflow items (tasks, approvals, todos).
Actions & required params:
- list: entity_type, entity_id (+ optional: state for shares)
- list-by-state: entity_type (workspace only), entity_id, state
- update: entity_type, entity_id, invitation_id (+ optional: new_state, permissions, notifications, notify_options, expires)
- delete: entity_type, entity_id, invitation_id [DESTRUCTIVE]