/**
 * companion-chat-types.ts
 *
 * Types for companion-app chat-mode sessions. These are distinct from the
 * TUI operator session and from task-submit (SharedSessionBroker) sessions.
 * Chat sessions are managed by the CompanionChatManager and persisted to disk
 * via CompanionChatPersistence so they survive daemon restarts.
 */
export {};
