/** Return type for the useCodeLoader hook. */
interface UseCodeLoaderReturn {
    /** The loaded code content, or an error placeholder string. */
    code: string;
    /** Whether the code file is currently being fetched. */
    loading: boolean;
    /** Error message if the fetch failed, or null on success. */
    error: string | null;
}
/**
 * Hook that fetches a code file from the `/code/` endpoint.
 *
 * Loads a code file by filename, managing loading and error states.
 * The file is fetched from `/code/{filename}` and returned as a string.
 *
 * @param filename - The name of the code file to fetch
 * @returns An object containing the code content, loading state, and any error
 */
export declare const useCodeLoader: (filename: string) => UseCodeLoaderReturn;
export {};
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