import type { WorkerVerificationResult } from './verifier.js';
export interface MergeQueueRecord {
    mergeId: string;
    workerId: string;
    projectRoot: string;
    state: 'waiting' | 'ready' | 'conflict' | 'merged' | 'rejected';
    parentRevision: string;
    candidateRevision: string;
    graderReceipts: string[];
    simulationHash?: string;
}
export interface MergeQueueStore {
    enqueueWorkflowMerge(input: {
        workerId: string;
        projectRoot: string;
        baseRevision: string;
        parentRevision: string;
        candidateRevision: string;
        graderReceipts: string[];
        simulationHash?: string;
    }): MergeQueueRecord | Promise<MergeQueueRecord>;
    transitionWorkflowMerge(projectRoot: string, mergeId: string, target: MergeQueueRecord['state'], update?: {
        parentRevision?: string;
        simulationHash?: string;
        mergeCommit?: string;
        reason?: string;
    }): MergeQueueRecord | Promise<MergeQueueRecord>;
}
export declare class SerializedWorkerMergeQueue {
    private readonly store;
    private readonly lifecycle;
    constructor(store: MergeQueueStore, lifecycle?: {
        onMerged?: (input: {
            workerId: string;
            mergeCommit: string;
        }) => void | Promise<void>;
        scheduleCleanup?: (input: {
            workerId: string;
            mergeCommit: string;
        }) => void | Promise<void>;
    });
    enqueueAndMerge(input: {
        workerId: string;
        projectRoot: string;
        baseRevision: string;
        verification: WorkerVerificationResult;
        message: string;
    }): Promise<{
        state: 'merged' | 'conflict';
        mergeCommit?: string;
        reason?: string;
    }>;
    private serialize;
}
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