fix: DEFECT-1566 大屏名称输入过长字符提示服务器错误

@@ -57,7 +57,7 @@ export const formSchema: FormSchema[] = [
     valueField: 'fileList',
     componentProps: () => {
       return {
-        // listType: 'picture-card',
+        listType: 'picture-card',
         maxFileLimit: 1,
         api: async (file: File) => {
           try {
@@ -73,7 +73,7 @@ export const formSchema: FormSchema[] = [
             return {};
           }
         },
-        showUploadList: true,
+        // showUploadList: true,
         onDownload(file) {
           console.log(file);
         },
@@ -91,7 +91,7 @@ export const formSchema: FormSchema[] = [
     component: 'Input',
     componentProps: {
       placeholder: '请输入大屏名称',
-      maxLength: 255,
+      maxLength: 32,
     },
   },
   {