import type { SessionManager } from "@caupulican/pi-agent-core/node";
import type { OrchestrationProfile } from "./contracts.ts";
export declare const SESSION_TASK_PROFILE_CUSTOM_TYPE = "session_task_profile";
export declare const MAX_SESSION_TASK_PROFILES = 32;
export interface SessionTaskProfileRecord {
    baseProfileId: string;
    authorProfileId?: string;
    profile: OrchestrationProfile;
}
export interface SessionTaskProfileLoadResult {
    records: SessionTaskProfileRecord[];
    registry: ReadonlyMap<string, SessionTaskProfileRecord>;
    diagnostics: string[];
}
/**
 * Append-only task-profile storage on the active session branch.
 *
 * The common append path walks only entries added since the cached leaf. Branching away from the
 * cached leaf deliberately rebuilds from parent links so abandoned task profiles cannot leak into
 * the active branch.
 */
export declare class SessionTaskProfileStore {
    private readonly sessionManager;
    private cachedLeafId;
    private cachedResult;
    constructor(sessionManager: SessionManager);
    load(): SessionTaskProfileLoadResult;
    append(input: SessionTaskProfileRecord): SessionTaskProfileRecord;
    private cloneResult;
}
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