export type PinnedTool = 'wrangler' | 'vercel' | 'netlify';
export type ToolInvocation = {
    command: string;
    args: string[];
    downloaded: boolean;
};
/**
 * Prefer a repository/local install for development. Published OwnMail omits
 * provider CLIs, so npm acquires only the exact helper selected by the user.
 */
export declare function pinnedToolInvocation(tool: PinnedTool): ToolInvocation;
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