fix: 图片模式下显示名称问题

package.json

 {
   "name": "panda-xform",
-  "version": "5.2.6",
-  "description": "5.2.6 附件上传支持多选",
+  "version": "5.2.7",
+  "description": "5.2.7 图片模式下还能显示文件名称",
   "keywords": [
     "panda-xform"
   ],

src/core/widgets/file/FileUpload/index.js

@@ -276,7 +276,7 @@ const FileUpload = (props) => {
   }, [presetValue])
 
   return (
-    <div className={styles.uploadBox}>
+    <div className={fileType === '图片' ? styles.uploadBoxImg : styles.uploadBox}>
       <Upload
         multiple
         accept={accepts[fileType]}

src/core/widgets/file/FileUpload/index.less

+@import '~antd/es/style/themes/default.less';
 @imgSrc: '../../../../assets/images/file';
-.uploadBox {
+.uploadBox,
+.uploadBoxImg {
   .iconImg {
     width: 45px;
     height: 45px;
@@ -38,4 +40,11 @@
       background-size: 100% 100%;
     }
   }
+}
+
+.uploadBoxImg {
+  .@{ant-prefix}-upload-list-item-thumbnail {
+    position: absolute;
+    z-index: 1;
+  }
 }
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