/**
 * Give a record map a null prototype. Record keys come from MCP tool input; on
 * a plain object `__proto__` or `constructor` resolve to Object.prototype or a
 * built-in, which a handler would then write into. A null-prototype map only
 * ever returns its own records.
 */
export declare function nullPrototypeRecords<M extends object>(map: M | undefined | null): M;
/** Only an absent store is empty. Failed reads must never authorize replacement. */
export declare function readRecordStore<T>(path: string, collection: string, empty: () => T): T;
/**
 * JSON object store read for workflow, hive-mind, and swarm (#4737).
 * Same rule as {@link readRecordStore}: only a missing file is empty.
 * A parse failure, a non-object document, or a document `accept` rejects is
 * copied to `${path}.corrupt-<timestamp>` and thrown, so a later save cannot
 * replace the original.
 */
export declare function readPreservedJsonStore<T extends object>(path: string, label: string, empty: () => T, accept?: (store: T) => boolean): T;
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