import type { ForegroundExecution } from './acceptance.js';
export interface ForegroundTaskIdentity {
    protocol: 'assistant-delivery/foreground-task/v1';
    inboxId: string;
    sessionId: string;
    scope: {
        workspace: string;
        preset: string;
    };
    owner: {
        principalRecordId: string;
        principalVersion: number;
    };
    binding: {
        id: string;
        version: number;
        generation: number;
    };
    dispatchedAt: number;
}
/** Content-free proof of one native call in the currently claimed owner task. */
export interface ForegroundToolCallAttestation {
    protocol: 'assistant-delivery/foreground-tool-call/v1';
    task: ForegroundTaskIdentity;
    turn: number;
    call: {
        id: string;
        toolName: string;
        eventSeq: number;
        eventDigest: string;
        argumentsDigest: string;
    };
}
export interface ForegroundTaskObservationRegistration {
    protocol: 'plugin-control-plane/foreground-observer/v1';
    generation: string;
    owner: {
        ownsForegroundTaskObservationRegistration(registration: ForegroundTaskObservationRegistration): boolean;
    };
    begin(task: Readonly<ForegroundTaskIdentity>): unknown;
    completed(handle: unknown, task: Readonly<ForegroundTaskIdentity>, execution: Readonly<ForegroundExecution>): void;
}
export declare function validForegroundObservationRegistration(value: unknown): value is ForegroundTaskObservationRegistration;
export declare function isSynchronousForegroundObservationHandle(value: unknown): boolean;
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