/**
 * ZIP writer for OPC packages (stored + deflated entries).
 *
 * Produces a single-disk ZIP with local headers, central directory, and EOCD.
 * Deflate uses in-tree raw streams (`CompressedStreamWriter`, noWrap).
 *
 * @private
 */
/**
 * Entry to include in a written archive.
 */
export interface ZipWriteEntry {
    /** Forward-slash path (no leading slash required; OPC names are mapped by caller). */
    readonly name: string;
    /** Uncompressed payload. */
    readonly data: Uint8Array;
    /**
     * When true, store without compression. Default: deflate when it shrinks the payload.
     */
    readonly storeUncompressed?: boolean;
}
/**
 * Build a ZIP file buffer from entries.
 */
export declare function writeZip(entries: ReadonlyArray<ZipWriteEntry>): Promise<Uint8Array>;
/**
 * Build a ZIP using only store (method 0). Useful for deterministic tests.
 */
export declare function writeZipStored(entries: ReadonlyArray<ZipWriteEntry>): Promise<Uint8Array>;