feat(client): 出入库列表按原型重建（KPI/详情抽屉/详细搜索/工具栏/选中复制/窗口尺寸）

- 列表重建：KPI 卡、状态+时间列、操作改眼睛开右侧详情抽屉、重置右置
- 详情抽屉(order_detail_drawer) 100% 还原原型 + SelectionArea 可选中复制
- 详细搜索弹窗：ComboSearchField/滚轮日期、字段重构、白底盒子按钮
- 工具栏：搜索框×清除+占位精简、供应商/客户下拉取全部、状态菜单收窄
- 加载不白屏(半透明遮罩)、输入框与下拉等高、windows/macOS 默认窗口尺寸调大

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

client/windows/runner/main.cpp

@@ -28,7 +28,7 @@ int APIENTRY wWinMain(_In_ HINSTANCE instance, _In_opt_ HINSTANCE prev,
 
   FlutterWindow window(project);
   Win32Window::Point origin(10, 10);
-  Win32Window::Size size(1280, 720);
+  Win32Window::Size size(1440, 900);
   // Window title as UTF-8 bytes (hex-escaped to keep this source pure ASCII and
   // avoid MSVC C4819 under GBK code page 936). Decoded to UTF-16 for Win32.
   // Bytes below are the UTF-8 encoding of the Chinese app title.