export declare const DEFAULT_TTL_MS: number;
export declare const SEARCH_TTL_MS: number;
export declare const DEFAULT_MAX_ENTRIES = 50000;
/** SQLite-backed cache for GLEIF API responses. Falls back to :memory: if dbPath is not writable. */
export declare class GleifCache {
    private readonly db;
    private readonly ttlMs;
    private readonly maxEntries;
    constructor(dbPath?: string, ttlMs?: number, maxEntries?: number);
    get(key: string): unknown | null;
    /** @param ttlOverrideMs — use SEARCH_TTL_MS for search results, omit for LEI detail (uses constructor TTL) */
    set(key: string, value: unknown, ttlOverrideMs?: number): void;
    prune(): void;
}
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