feat(platform): add realtime customer monitoring path

vehicle-data-platform/apps/web/src/pages/Realtime.tsx

@@ -1018,6 +1018,60 @@ export function Realtime({
     selectedProtocol: selectedVehicleProtocol,
     amapConfigured
   }), '地图客户决策说明');
+  const realtimeCustomerJourneyItems = [
+    {
+      step: '01',
+      title: '只看在线',
+      value: `${onlineCount.toLocaleString()} 在线`,
+      detail: '先确认客户当前能看到哪些车辆仍在上报。',
+      action: '在线车辆',
+      color: onlineCount > 0 ? 'green' as const : 'orange' as const,
+      onClick: () => applyFilters({ ...filters, online: 'online' }),
+      disabled: false
+    },
+    {
+      step: '02',
+      title: '地图态势',
+      value: `${locatedCount.toLocaleString()} 有定位`,
+      detail: '在地图上确认车辆位置、定位有效性和分布情况。',
+      action: '查看地图',
+      color: locatedCount > 0 ? 'blue' as const : 'orange' as const,
+      onClick: () => {
+        window.location.hash = buildAppHash({ page: 'map', protocol: filters.protocol, filters });
+      },
+      disabled: false
+    },
+    {
+      step: '03',
+      title: '异常优先',
+      value: `${Math.max(degradedCount, sourceIssueRows.length).toLocaleString()} 关注`,
+      detail: '优先处理离线、更新超时、坐标无效或服务降级车辆。',
+      action: '关注车辆',
+      color: degradedCount > 0 || sourceIssueRows.length > 0 ? 'orange' as const : 'green' as const,
+      onClick: () => applyFilters({ ...filters, serviceStatus: 'degraded' }),
+      disabled: false
+    },
+    {
+      step: '04',
+      title: '单车复盘',
+      value: selectedMapRow?.plate || selectedMapRow?.vin || '未选车',
+      detail: selectedMapRow ? '围绕选中车辆回放轨迹、核对里程和告警。' : '先在地图或表格中选择一辆可查询车辆。',
+      action: '轨迹回放',
+      color: selectedMapRow ? 'blue' as const : 'grey' as const,
+      onClick: () => selectedMapRow && onOpenHistory?.(selectedMapRow.vin, selectedVehicleProtocol),
+      disabled: !selectedMapRow || !canOpenVehicle(selectedMapRow.vin)
+    },
+    {
+      step: '05',
+      title: '数据交付',
+      value: `${rows.length.toLocaleString()} 当前页`,
+      detail: '导出当前实时车辆清单，用于客户问询和运营交接。',
+      action: '导出 CSV',
+      color: rows.length > 0 ? 'blue' as const : 'grey' as const,
+      onClick: exportRealtime,
+      disabled: rows.length === 0
+    }
+  ];
 
   if (mode === 'map') {
     return (
@@ -1303,6 +1357,43 @@ export function Realtime({
   return (
     <div className="vp-page">
       <PageHeader title={title} description={description} />
+      <Card bordered className="vp-realtime-customer-board" bodyStyle={{ padding: 0 }}>
+        <div className="vp-realtime-customer-summary">
+          <Space wrap>
+            <Tag color="blue">客户实时监控</Tag>
+            <Tag color={amapConfigured ? 'green' : 'orange'}>{amapConfigured ? '高德地图可用' : '坐标预览'}</Tag>
+            <Tag color={degradedCount > 0 || staleCount > 0 ? 'orange' : 'green'}>{degradedCount.toLocaleString()} 辆降级 / {staleCount.toLocaleString()} 辆超时</Tag>
+          </Space>
+          <Typography.Title heading={5} style={{ margin: 0 }}>从实时列表直接完成车辆监控闭环</Typography.Title>
+          <Typography.Text type="secondary">
+            先筛在线车辆，再看地图位置，异常车辆优先处置，最后进入单车轨迹、里程、告警或导出当前页。
+          </Typography.Text>
+          <Space wrap>
+            <Button size="small" theme="solid" type="primary" onClick={() => applyFilters({ ...filters, online: 'online' })}>只看在线</Button>
+            <Button size="small" theme="light" type="primary" onClick={() => { window.location.hash = buildAppHash({ page: 'map', protocol: filters.protocol, filters }); }}>打开地图</Button>
+            <Button size="small" theme="light" type="warning" onClick={() => applyFilters({ ...filters, serviceStatus: 'degraded' })}>关注异常</Button>
+            <Button size="small" theme="light" onClick={copyRealtimeSummary}>复制监控摘要</Button>
+          </Space>
+        </div>
+        <div className="vp-realtime-customer-steps">
+          {realtimeCustomerJourneyItems.map((item) => (
+            <button
+              key={item.step}
+              type="button"
+              className="vp-realtime-customer-step"
+              disabled={item.disabled}
+              onClick={item.onClick}
+              aria-label={`实时监控路径 ${item.title} ${item.action}`}
+            >
+              <span>{item.step}</span>
+              <Tag color={item.color}>{item.title}</Tag>
+              <strong>{item.value}</strong>
+              <small>{item.detail}</small>
+              <em>{item.action}</em>
+            </button>
+          ))}
+        </div>
+      </Card>
       <Card bordered>
         <Form key={JSON.stringify(filters)} initValues={filters} layout="horizontal" onSubmit={(values) => {
           const nextFilters = values as Record<string, string>;