Fix:style of new line (#134)

web/app/components/datasets/create/file-preview/index.module.css

@@ -43,4 +43,7 @@
     background: #f9fafb center no-repeat url(../assets/Loading.svg);
     background-size: contain;
   }
+  .fileContent {
+    white-space: pre-line;
+  }
   

web/app/components/datasets/create/step-two/preview-item/index.tsx

@@ -41,7 +41,7 @@ const PreviewItem: FC<IPreviewItemProps> = ({
         </div>
       </div>
       <div className='mt-2 max-h-[120px] line-clamp-6 overflow-hidden text-sm text-gray-800'>
-        {content}
+        <div style={{ whiteSpace: 'pre-line'}}>{content}</div>
       </div>
     </div>
   )

web/app/components/datasets/documents/detail/completed/style.module.css

@@ -45,6 +45,7 @@
 }
 .segModalContent {
   @apply h-96 text-gray-800 text-base overflow-y-scroll;
+  white-space: pre-line;
 }
 .footer {
   @apply flex items-center justify-between box-border border-t-gray-200 border-t-[0.5px] pt-3 mt-4;