export type HardenOptions = {
    /** Which configured instance to harden. Every one of them when omitted. */
    name?: string;
    /** Only consulted with `--name`, and only when the instance is not on disk. */
    scope?: string;
};
/**
 * Applies the human-approval rules to an install that already exists.
 *
 * `setup` writes them as it goes, but plenty of installs never run it: adding
 * the server with `claude mcp add`, copying a config between machines, or
 * upgrading from a version that predates the guard all produce a working server
 * with nothing standing between an agent and a delete. This is the command that
 * closes that gap, and it is safe to run repeatedly.
 */
export declare const runHarden: (options?: HardenOptions, cwd?: string) => Promise<void>;
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