fix: adjust padding in AgentNode and NodeComponent for consistent layout (#28175)

web/app/components/workflow/nodes/document-extractor/node.tsx

@@ -25,7 +25,7 @@ const NodeComponent: FC<NodeProps<DocExtractorNodeType>> = ({
   const isSystem = isSystemVar(variable)
   const node = isSystem ? nodes.find(node => node.data.type === BlockEnum.Start) : nodes.find(node => node.id === variable[0])
   return (
-    <div className='relative px-3'>
+    <div className='relative mb-1 px-3 py-1'>
       <div className='system-2xs-medium-uppercase mb-1 text-text-tertiary'>{t(`${i18nPrefix}.inputVar`)}</div>
       <VariableLabelInNode
         variables={variable}