export declare const toCompletedSubTab: (v: string) => "manual" | "all" | "ai_accountant";
export type CompletedSubTab = ReturnType<typeof toCompletedSubTab>;
/**
 * "No sub-tab filter" sentinel — single source of truth for the default
 * value of {@link CompletedSubTab}. Use this constant in initial slice
 * state and at any call site that needs to fall back to the parent-tab
 * listing semantics (review tab requests, manual-search overrides, etc.)
 * so a future rename of the union doesn't require chasing literals.
 */
export declare const DEFAULT_COMPLETED_SUB_TAB: CompletedSubTab;