import type { ClientHistoryMessage } from './client-history.js';
export interface PublicExecutionStep {
    id: string;
    kind: 'progress' | 'thinking' | 'tool';
    category?: string;
    text?: string;
    preview?: string;
    failure?: string;
    status?: 'running' | 'done' | 'error';
}
export interface PublicExecutionDetail {
    turnId: string;
    steps: PublicExecutionStep[];
}
/** A bounded, public projection of stored activity. Never forwards raw reasoning or tool output. */
export declare function publicExecutionDetail(messages: ClientHistoryMessage[], turnId: string): PublicExecutionDetail | null;