/**
 * Best-effort URL opener. Never throws — if the platform launcher isn't
 * available (headless box, missing xdg-utils, etc.) we just log the URL.
 *
 * Implemented inline rather than pulling in the `open` npm dep so the
 * installer keeps its dependency tree small.
 */
export interface OpenBrowserResult {
    attempted: boolean;
    spawned: boolean;
    /** Set when the spawn attempt errored synchronously. */
    error?: string;
}
export declare function openBrowser(url: string, platform?: NodeJS.Platform): OpenBrowserResult;