import type { ZodType } from 'zod';
/** `exitCode` is the child bin's own (D-030): normalising a 2 into a 1 would invent a finding from a tool that never ran. */
export type CommandResult = {
    exitCode: number;
    ok: boolean;
    output: string;
};
/** Write when the command can change a tracked file or send to a third party; `verify` is one because its tiers include the ratchet, which rewrites the baseline down. The MCP door builds its preview and confirm gate on this. */
export type CommandKind = 'read' | 'write';
/** The one registry every door reads; a door with its own list would be the second list. */
export type Command = {
    description: string;
    usage?: string;
    id: string;
    inputSchema: ZodType;
    kind: CommandKind;
    run: (input: unknown) => Promise<CommandResult>;
};
export declare const resultOf: (exitCode: number, output: string) => CommandResult;
/** A refusal: the command could not be made at all. Never a finding. */
export declare const refused: (output: string) => CommandResult;