export interface GeneratedMediaFile {
    id: string;
    relativePath: string;
    createdAt: string;
}
/** Publish a completed output with a unique name; readers never see the temporary file. */
export declare function saveGeneratedMedia(directory: string, extension: string, bytes: Uint8Array): Promise<string>;
/** Enumerate generated outputs only, folding legacy source/copy pairs into existing versions. */
export declare function discoverGeneratedMedia(projectFolder: string, directories: readonly string[], extensions: readonly string[], known: readonly {
    relativePath: string;
    createdAt: string;
}[]): Promise<GeneratedMediaFile[]>;