feat: add chinese workbench page

frontend/src/app/router.tsx

@@ -5,9 +5,10 @@ import { SolutionListPage } from '@/features/solutions/SolutionListPage'
 import { TicketCreatePage } from '@/features/tickets/TicketCreatePage'
 import { TicketDetailPage } from '@/features/tickets/TicketDetailPage'
 import { TicketListPage } from '@/features/tickets/TicketListPage'
+import { WorkbenchPage } from '@/features/workbench/WorkbenchPage'
 
 function getRoute() {
-  return window.location.hash.replace(/^#/, '') || '/tickets'
+  return window.location.hash.replace(/^#/, '') || '/'
 }
 
 export function Router() {
@@ -23,6 +24,10 @@ export function Router() {
     return <DesignSystemPreview />
   }
 
+  if (route === '/') {
+    return <WorkbenchPage />
+  }
+
   if (route === '/solutions') {
     return <SolutionListPage />
   }
@@ -36,5 +41,5 @@ export function Router() {
     return <TicketDetailPage ticketId={Number(ticketMatch[1])} />
   }
 
-  return <TicketListPage />
+  return <WorkbenchPage />
 }

frontend/src/features/design-system/DesignSystemPreview.tsx

@@ -1,9 +1,35 @@
+import { AppDataTable, type AppDataTableColumn } from '@/components/app/AppDataTable'
+import { AppDetailLayout } from '@/components/app/AppDetailLayout'
+import { AppEmptyState } from '@/components/app/AppEmptyState'
+import { AppFilterBar } from '@/components/app/AppFilterBar'
 import { AppPageHeader } from '@/components/app/AppPageHeader'
 import { AppPriorityBadge } from '@/components/app/AppPriorityBadge'
+import { AppSection } from '@/components/app/AppSection'
 import { AppStatusBadge } from '@/components/app/AppStatusBadge'
 import { Badge } from '@/components/ui/badge'
 import { Button } from '@/components/ui/button'
 import { Card, CardContent, CardHeader } from '@/components/ui/card'
+import { Input } from '@/components/ui/input'
+import { Select, SelectContent, SelectItem, SelectTrigger, SelectValue } from '@/components/ui/select'
+
+type PreviewRow = {
+  id: number
+  name: string
+  status: string
+  priority: string
+}
+
+const previewRows: PreviewRow[] = [
+  { id: 1, name: '登录失败无法进入生产系统', status: 'in_progress', priority: 'urgent' },
+  { id: 2, name: '报表导出结果缺少字段', status: 'pending', priority: 'medium' }
+]
+
+const previewColumns: AppDataTableColumn<PreviewRow>[] = [
+  { key: 'name', header: '问题', cell: (row) => row.name },
+  { key: 'status', header: '状态', cell: (row) => <AppStatusBadge status={row.status} /> },
+  { key: 'priority', header: '优先级', cell: (row) => <AppPriorityBadge priority={row.priority} /> },
+  { key: 'action', header: '操作', cell: () => <Button variant="ghost">查看</Button> }
+]
 
 export function DesignSystemPreview() {
   return (
@@ -11,37 +37,71 @@ export function DesignSystemPreview() {
       <div className="mx-auto flex max-w-6xl flex-col gap-6">
         <AppPageHeader
           title="设计系统预览"
-          description="业务页面必须基于这些 token 和组件开发。"
+          description="业务页面必须基于 shadcn 原子组件和 App 组件层开发。"
           actions={<Button>创建工单</Button>}
         />
 
         <Card>
           <CardHeader>
-            <h2 className="text-sm font-medium">Buttons</h2>
+            <h2 className="text-sm font-medium">按钮</h2>
           </CardHeader>
           <CardContent className="flex flex-wrap gap-2">
-            <Button>Primary</Button>
+            <Button>主要操作</Button>
-            <Button variant="secondary">Secondary</Button>
+            <Button variant="secondary">次要操作</Button>
-            <Button variant="ghost">Ghost</Button>
+            <Button variant="ghost">轻量操作</Button>
-            <Button variant="destructive">Danger</Button>
+            <Button variant="destructive">高风险操作</Button>
           </CardContent>
         </Card>
 
         <Card>
           <CardHeader>
-            <h2 className="text-sm font-medium">Badges</h2>
+            <h2 className="text-sm font-medium">状态与优先级</h2>
           </CardHeader>
           <CardContent className="flex flex-wrap gap-2">
-            <Badge>Default</Badge>
+            <Badge>默认</Badge>
-            <Badge variant="success">Success</Badge>
+            <Badge variant="success">成功</Badge>
-            <Badge variant="warning">Warning</Badge>
+            <Badge variant="warning">提醒</Badge>
-            <Badge variant="danger">Danger</Badge>
+            <Badge variant="danger">风险</Badge>
-            <Badge variant="info">Info</Badge>
+            <Badge variant="info">信息</Badge>
             <Badge variant="ai">AI</Badge>
             <AppStatusBadge status="in_progress" />
             <AppPriorityBadge priority="urgent" />
           </CardContent>
         </Card>
+
+        <AppFilterBar actions={<Button variant="outline">重置筛选</Button>}>
+          <Input placeholder="搜索工单标题或编号" />
+          <Select defaultValue="all">
+            <SelectTrigger className="w-full">
+              <SelectValue />
+            </SelectTrigger>
+            <SelectContent>
+              <SelectItem value="all">全部状态</SelectItem>
+              <SelectItem value="pending">待处理</SelectItem>
+              <SelectItem value="in_progress">处理中</SelectItem>
+            </SelectContent>
+          </Select>
+        </AppFilterBar>
+
+        <AppDataTable
+          columns={previewColumns}
+          rows={previewRows}
+          getRowKey={(row) => row.id}
+          emptyTitle="暂无数据"
+          emptyDescription="符合条件的数据会显示在这里。"
+        />
+
+        <AppDetailLayout
+          side={
+            <AppSection title="右侧面板" description="用于关键字段、关联方案和 AI 分析。">
+              <AppEmptyState title="等待接入" description="后续阶段会接入 Agent 执行结果。" />
+            </AppSection>
+          }
+        >
+          <AppSection title="详情区块" description="用于承载工单概览、问题描述和处理动态。">
+            <p className="text-sm text-muted-foreground">页面级布局只复用 App 组件，业务字段由页面自行传入。</p>
+          </AppSection>
+        </AppDetailLayout>
       </div>
     </main>
   )

frontend/src/features/workbench/WorkbenchPage.tsx

@@ -0,0 +1,131 @@
+import * as React from 'react'
+import { ArrowRight, Plus } from 'lucide-react'
+
+import { AppDataTable, type AppDataTableColumn } from '@/components/app/AppDataTable'
+import { AppEmptyState } from '@/components/app/AppEmptyState'
+import { AppPageHeader } from '@/components/app/AppPageHeader'
+import { AppPriorityBadge } from '@/components/app/AppPriorityBadge'
+import { AppSection } from '@/components/app/AppSection'
+import { AppStatusBadge } from '@/components/app/AppStatusBadge'
+import { Button } from '@/components/ui/button'
+import { Card, CardContent } from '@/components/ui/card'
+import { formatDateTime } from '@/lib/format'
+
+import { listTickets } from '@/features/tickets/api'
+import type { Ticket } from '@/features/tickets/types'
+
+const columns: AppDataTableColumn<Ticket>[] = [
+  {
+    key: 'ticket_no',
+    header: '编号',
+    cell: (ticket) => <span className="font-medium text-foreground">{ticket.ticket_no}</span>
+  },
+  {
+    key: 'title',
+    header: '标题',
+    cell: (ticket) => <span className="line-clamp-1">{ticket.title}</span>
+  },
+  {
+    key: 'status',
+    header: '状态',
+    cell: (ticket) => <AppStatusBadge status={ticket.status} />
+  },
+  {
+    key: 'priority',
+    header: '优先级',
+    cell: (ticket) => <AppPriorityBadge priority={ticket.priority} />
+  },
+  {
+    key: 'created_at',
+    header: '创建时间',
+    cell: (ticket) => <span className="text-muted-foreground">{formatDateTime(ticket.created_at)}</span>
+  }
+]
+
+export function WorkbenchPage() {
+  const [tickets, setTickets] = React.useState<Ticket[]>([])
+  const [error, setError] = React.useState('')
+
+  React.useEffect(() => {
+    listTickets()
+      .then(setTickets)
+      .catch((reason: unknown) => setError(reason instanceof Error ? reason.message : '加载失败'))
+  }, [])
+
+  const metrics = [
+    { label: '待处理工单', value: tickets.filter((ticket) => ticket.status === 'pending').length },
+    { label: '处理中', value: tickets.filter((ticket) => ticket.status === 'in_progress').length },
+    { label: '高优先级', value: tickets.filter((ticket) => ticket.priority === 'high' || ticket.priority === 'urgent').length },
+    { label: '已解决', value: tickets.filter((ticket) => ticket.status === 'resolved' || ticket.status === 'closed').length }
+  ]
+  const recentTickets = tickets.slice(0, 6)
+
+  return (
+    <main className="min-h-screen bg-background p-6 text-foreground">
+      <div className="mx-auto grid max-w-7xl gap-5">
+        <AppPageHeader
+          title="今日工作台"
+          description="集中查看待处理事项、近期工单和常用入口。"
+          actions={
+            <Button onClick={() => (window.location.hash = '/tickets/new')}>
+              <Plus className="size-4" />
+              新建工单
+            </Button>
+          }
+        />
+
+        <div className="grid gap-3 md:grid-cols-2 xl:grid-cols-4">
+          {metrics.map((metric) => (
+            <Card key={metric.label}>
+              <CardContent>
+                <p className="text-sm text-muted-foreground">{metric.label}</p>
+                <p className="mt-2 text-2xl font-semibold text-foreground">{metric.value}</p>
+              </CardContent>
+            </Card>
+          ))}
+        </div>
+
+        {error ? <AppEmptyState title="无法加载工作台数据" description={error} /> : null}
+
+        <div className="grid gap-4 xl:grid-cols-[minmax(0,1fr)_320px]">
+          <AppSection
+            title="最近工单"
+            description="按当前接口返回顺序展示近期工单，后续可接入专门的工作台聚合接口。"
+            action={
+              <Button variant="ghost" onClick={() => (window.location.hash = '/tickets')}>
+                查看全部
+                <ArrowRight className="size-4" />
+              </Button>
+            }
+          >
+            <AppDataTable
+              columns={columns}
+              rows={recentTickets}
+              getRowKey={(ticket) => ticket.id}
+              emptyTitle="暂无工单"
+              emptyDescription="创建第一张工单后，最近动态会显示在这里。"
+              onRowClick={(ticket) => (window.location.hash = `/tickets/${ticket.id}`)}
+            />
+          </AppSection>
+
+          <AppSection title="快捷入口" description="高频操作集中放置，减少跨页面跳转。">
+            <div className="grid gap-2">
+              <Button className="justify-between" variant="secondary" onClick={() => (window.location.hash = '/tickets/new')}>
+                创建工单
+                <ArrowRight className="size-4" />
+              </Button>
+              <Button className="justify-between" variant="outline" onClick={() => (window.location.hash = '/tickets')}>
+                工单中心
+                <ArrowRight className="size-4" />
+              </Button>
+              <Button className="justify-between" variant="outline" onClick={() => (window.location.hash = '/solutions')}>
+                解决方案库
+                <ArrowRight className="size-4" />
+              </Button>
+            </div>
+          </AppSection>
+        </div>
+      </div>
+    </main>
+  )
+}