export interface ClientAdminRow {
    accountId: string;
    /** Empty/undefined ⇒ absent. Set-but-not-live ⇒ dangling. */
    managingAdminUserId?: string;
}
export interface AccountAdminCensus {
    total: number;
    assigned: number;
    absent: number;
    dangling: number;
    absentIds: string[];
    danglingIds: string[];
}
/** Pure reconcile: classify each client account against the live house admin
 *  set. A row with no managingAdminUserId is `absent`; a row whose id is not in
 *  `liveHouseAdminUserIds` is `dangling`; otherwise `assigned`. Deterministic
 *  and IO-free so the boundaries are unit-testable. */
export declare function reconcileAccountAdminCensus(clients: ClientAdminRow[], liveHouseAdminUserIds: string[]): AccountAdminCensus;
/** The census line. Offender ids are logged in full (not truncated) so each
 *  correlates directly with an account dir; `-` marks an empty list so every
 *  field is present and greppable. Healthy: `absent=0 dangling=0`. */
export declare function formatCensusLine(c: AccountAdminCensus): string;
export interface AccountAdminCensusDeps {
    accountsRoot: string;
    logger: (line: string) => void;
}
/** Run one census pass and log a single line. Filesystem-only and best-effort:
 *  an unreadable accounts root yields `total=0` rather than throwing. */
export declare function emitAccountAdminCensus(deps: AccountAdminCensusDeps): void;
export interface AccountAdminCensusAudit {
    start(): void;
    stop(): void;
}
/** Standing periodic census. Unref'd interval so it never holds the process
 *  open; each tick re-emits best-effort. */
export declare function createAccountAdminCensus(deps: AccountAdminCensusDeps & {
    intervalMs: number;
}): AccountAdminCensusAudit;
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