fix: input number width & default value for child delimiter

web/app/components/base/param-item/index.tsx

@@ -59,7 +59,7 @@ const ParamItem: FC<Props> = ({ className, id, name, noTooltip, tip, step = 0.1,
             onChange={(value) => {
               onChange(id, value)
             }}
-            className='w-8'
+            className='w-[72px]'
           />
         </div>
         <div className="flex items-center h-7 grow">

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

@@ -121,7 +121,7 @@ const defaultParentChildConfig: ParentChildConfig = {
     maxLength: 500,
   },
   child: {
-    delimiter: '\\n\\n',
+    delimiter: '\\n',
     maxLength: 200,
   },
 }