审批界面增加pdf，图片预览功能

yangys

2025-11-27 f97351a6f1fdc679f4956030d179dca843bbeb0c

 src/views/dataex/mdmprogramimp.vue

@@ -55,7 +55,7 @@
          //   hide: true
          // },
          {
            label: '图号',
            label: '零组件号',
            prop: 'drawingNo'
          },
        {