feat: integrate client and server sharing workflows

packages/core/src/constants.ts

@@ -46,4 +46,4 @@ export const LABEL_IV_SIZE = 12;
 export const POW_NONCE_SIZE = 8;
 
 export type ChannelMode = 'enc' | 'raw';
-export type ItemKind = 'text' | 'json' | 'file' | 'other';
+export type ItemKind = 'text' | 'json' | 'file' | 'manifest' | 'other';

packages/core/src/item.ts

@@ -16,7 +16,7 @@ export interface ItemMeta {
   dev?: string;
 }
 
-const KINDS: readonly ItemKind[] = ['text', 'json', 'file', 'other'];
+const KINDS: readonly ItemKind[] = ['text', 'json', 'file', 'manifest', 'other'];
 
 /** u16 meta_len ‖ meta_json。字段顺序固定,undefined 的字段省略,保证字节级确定。 */
 export function encodeMeta(meta: ItemMeta): Bytes {