export interface WorkflowContextSnapshot<T> {
    id: string;
    traceId: string;
    runId: string;
    projectId?: string;
    selectedItems: T[];
    estimatedTokens: number;
    contentHash: string;
    createdAt: number;
}
export declare class WorkflowContextSnapshotRepository {
    capture<T>(input: {
        runId: string;
        projectId?: string;
        selectedItems: T[];
        estimatedTokens: number;
        contentHash: string;
        now?: number;
    }): WorkflowContextSnapshot<T>;
    get<T>(id: string): WorkflowContextSnapshot<T> | undefined;
}