/**
 * Auto-detect the server entrypoint by probing common file paths.
 *
 * Checks in order: `src/server.ts`, `src/index.ts`, `server.ts`, `index.ts`,
 * and their `.js` counterparts.
 *
 * @internal
 */
export declare function inferServerEntry(cwd: string): string | undefined;
/**
 * Infer the watch directory from the server entrypoint path.
 *
 * Heuristic: if the server is in `src/server.ts`, watch `src/`.
 * Falls back to the directory containing the entrypoint.
 *
 * @internal
 */
export declare function inferWatchDir(serverPath: string): string;
/**
 * Ask a question via readline with styled ANSI output.
 * @internal exported for testing
 */
export declare function ask(rl: {
    question: (q: string, cb: (a: string) => void) => void;
    once?: (event: string, cb: () => void) => void;
}, prompt: string, fallback: string): Promise<string>;
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