feat: knowledge pipeline (#25360)

Signed-off-by: -LAN- <laipz8200@outlook.com>
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Co-authored-by: Yongtao Huang <yongtaoh2022@gmail.com>
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Co-authored-by: Hanqing Zhao <sherry9277@gmail.com>
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web/app/components/workflow/nodes/_base/node.tsx

@@ -139,9 +139,8 @@ const BaseNode: FC<BaseNodeProps> = ({
   return (
     <div
       className={cn(
-        'flex rounded-2xl border-[2px]',
+        'relative flex rounded-2xl border',
         showSelectedBorder ? 'border-components-option-card-option-selected-border' : 'border-transparent',
-        !showSelectedBorder && data._inParallelHovering && 'border-workflow-block-border-highlight',
         data._waitingRun && 'opacity-70',
         data._dimmed && 'opacity-30',
       )}
@@ -151,6 +150,15 @@ const BaseNode: FC<BaseNodeProps> = ({
         height: (data.type === BlockEnum.Iteration || data.type === BlockEnum.Loop) ? data.height : 'auto',
       }}
     >
+      {
+        data.type === BlockEnum.DataSource && (
+          <div className='absolute inset-[-2px] top-[-22px] z-[-1] rounded-[18px] bg-node-data-source-bg p-0.5 backdrop-blur-[6px]'>
+            <div className='system-2xs-semibold-uppercase flex h-5 items-center px-2.5 text-text-tertiary'>
+              {t('workflow.blocks.datasource')}
+            </div>
+          </div>
+        )
+      }
       <div
         className={cn(
           'group relative pb-1 shadow-xs',
@@ -165,13 +173,6 @@ const BaseNode: FC<BaseNodeProps> = ({
           data._isBundled && '!shadow-lg',
         )}
       >
-        {
-          data._inParallelHovering && (
-            <div className='top system-2xs-medium-uppercase absolute -top-2.5 left-2 z-10 text-text-tertiary'>
-              {t('workflow.common.parallelRun')}
-            </div>
-          )
-        }
         {
           data._showAddVariablePopup && (
             <AddVariablePopupWithPosition