朋友圈支持定位解析；导出时表情包支持语义化补充导出

electron/services/wcdbService.ts

@@ -455,6 +455,20 @@ export class WcdbService {
     return this.callWorker('getEmoticonCdnUrl', { dbPath, md5 })
   }
 
+  /**
+   * 获取表情包释义
+   */
+  async getEmoticonCaption(dbPath: string, md5: string): Promise<{ success: boolean; caption?: string; error?: string }> {
+    return this.callWorker('getEmoticonCaption', { dbPath, md5 })
+  }
+
+  /**
+   * 获取表情包释义（严格 DLL 接口）
+   */
+  async getEmoticonCaptionStrict(md5: string): Promise<{ success: boolean; caption?: string; error?: string }> {
+    return this.callWorker('getEmoticonCaptionStrict', { md5 })
+  }
+
   /**
    * 列出消息数据库
    */