/** One replayable conversation message — the full backend-independent history. */
export interface TranscriptMessage {
    role: 'user' | 'assistant' | 'tool' | 'interaction';
    /** user / assistant text. Empty for tool messages (see toolName/toolInput). */
    text: string;
    toolName?: string;
    toolInput?: string;
}
export interface TranscriptData {
    sessionId: string;
    messages: TranscriptMessage[];
}
/**
 * Per-conduit serial work queue port. The concrete impl (app.ts) wraps the shared
 * @orch/conduit-queue singletons so TUI message work serializes with the rest of
 * the pipeline on the same conduit key.
 */
export interface ConduitQueuePort {
    enqueue(conduitId: string, fn: () => Promise<void>): boolean;
    remove(conduitId: string): void;
}