feat: support assistant frontend (#2139)

Co-authored-by: StyleZhang <jasonapring2015@outlook.com>

web/app/components/tools/tool-nav-list/item.tsx

@@ -0,0 +1,49 @@
+'use client'
+import type { FC } from 'react'
+import React from 'react'
+import { useContext } from 'use-context-selector'
+import cn from 'classnames'
+import AppIcon from '../../base/app-icon'
+import type { Collection } from '@/app/components/tools/types'
+import I18n from '@/context/i18n'
+
+type Props = {
+  isCurrent: boolean
+  payload: Collection
+  onClick: () => void
+}
+
+const Item: FC<Props> = ({
+  isCurrent,
+  payload,
+  onClick,
+}) => {
+  const { locale } = useContext(I18n)
+
+  return (
+    <div
+      className={cn(isCurrent && 'bg-white shadow-xs rounded-lg', 'mt-1 flex h-9 items-center px-2 space-x-2 cursor-pointer')}
+      onClick={() => !isCurrent && onClick()}
+    >
+      {typeof payload.icon === 'string'
+        ? (
+          <div
+            className='w-6 h-6 bg-cover bg-center rounded-md'
+            style={{
+              backgroundImage: `url(${payload.icon})`,
+            }}
+          ></div>
+        )
+        : (
+          <AppIcon
+            size='tiny'
+            icon={payload.icon.content}
+            background={payload.icon.background}
+          />
+        )}
+      <div className={cn(isCurrent && 'text-primary-600 font-semibold', 'leading-5 text-sm font-normal truncate')}>{payload.label[locale === 'en' ? 'en_US' : 'zh_Hans']}</div>
+
+    </div>
+  )
+}
+export default React.memo(Item)