import type { LiveInterventionState } from './types.js';
export type LiveInterventionEvent = {
    readonly type: 'issued';
    readonly instructionId: number;
    readonly issuedAt: string;
    readonly content: string;
} | {
    readonly type: 'delivered';
    readonly instructionIds: readonly number[];
    readonly deliveredAt: string;
    readonly mode: 'same_session' | 'next_step' | 'batch_boundary';
    readonly step: string;
    readonly phase: 1 | 2 | 3;
    readonly target?: string;
    readonly processedBatchCount?: number;
    readonly runningBatchIndexes?: readonly number[];
    readonly appliesToBatchIndexes?: readonly number[];
} | {
    readonly type: 'terminal';
    readonly terminalAt: string;
    readonly status: 'completed' | 'failed';
    readonly unconsumedInstructionIds: readonly number[];
};
export declare function createLiveInterventionState(): LiveInterventionState;
export declare function reduceLiveInterventionEvent(current: LiveInterventionState, event: LiveInterventionEvent): LiveInterventionState;
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