Feature: add menu-driven compress/extract via custom file+folder picker

server/2015Remote/lang/en_US.ini

@@ -1894,3 +1894,33 @@ FRPC Զ
 创建AVI文件失败=Create AVI file failed
 启用 H264 硬编码=Enable HW H264 Encoding
 启用 AV1 硬编码=Enable HW AV1 Encoding
+; ZSTA Compress / Picker Dialog - English Translation
+; Format: Simplified Chinese=English
+
+; --- Picker dialog (CZstaPickerDlg) ---
+选择要压缩的文件 / 文件夹=Select Files / Folders to Compress
+添加文件...=Add Files...
+添加文件夹...=Add Folders...
+移除选中=Remove Selected
+类型=Type
+路径=Path
+文件=File
+文件夹=Folder
+选择文件 (可多选)=Select Files (multi-select)
+选择文件夹 (可多选)=Select Folders (multi-select)
+
+; --- Compress / Extract handlers (CMy2015RemoteDlg) ---
+未选择任何文件或文件夹=No file or folder selected
+选择压缩输出文件=Choose Output Archive
+请选择要解压的 ZSTA 文件 (可多选)=Choose ZSTA File(s) to Extract (multi-select)
+压缩成功 (%u 项):\n%s=Compression succeeded (%u item(s)):\n%s
+压缩失败: %s=Compression failed: %s
+解压完成: 成功 %d, 失败 %d=Extraction complete: %d succeeded, %d failed
+
+; --- Common (likely already present in en_US.ini; included for completeness) ---
+确定=OK
+取消=Cancel
+提示=Notice
+错误=Error
+压缩(&C)=&Compress
+解压缩(&U)=&Uncompress