import type { ApprovalDecisionResult, ApprovalEditInput, ApprovalEnqueueInput, ApprovalFilter, ApprovalListFilter, ApprovalQueueStore, ApprovalRecord, ApprovalStats } from './activation-types.js';
export declare class MemoryApprovalQueueStore implements ApprovalQueueStore {
    private readonly records;
    enqueue(input: ApprovalEnqueueInput, now: string): Promise<ApprovalRecord>;
    getById(approvalId: string): Promise<ApprovalRecord | null>;
    listPending(filter?: ApprovalFilter): Promise<ApprovalRecord[]>;
    listAll(filter?: ApprovalListFilter): Promise<ApprovalRecord[]>;
    countByStatus(): Promise<ApprovalStats>;
    approve(approvalId: string, decidedBy: string, note?: string): Promise<ApprovalDecisionResult>;
    reject(approvalId: string, decidedBy: string, reason: string): Promise<ApprovalDecisionResult>;
    resetToPending(approvalId: string): Promise<{
        ok: true;
    } | {
        ok: false;
        error: 'not_found' | 'not_approved';
    }>;
    edit(input: ApprovalEditInput): Promise<ApprovalDecisionResult>;
}
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