feat(web): 工作台 AI 模式与差旅/风险建议交互优化

- 新增 PersonalWorkbenchAiMode 组件、AI 侧边栏与 orb 机器人视觉资源
- 新增 aiApplicationDraftModel / aiExpenseDraftModel / aiWorkbenchConversationStore
  及业务准入 aiSidebarBusinessAccess，支撑 AI 模式下的申请与报销草稿
- 顶栏、侧边栏、工作台样式重构，适配 AI 模式切换与响应式布局
- 同步 steward plan/off_topic、差旅报销引导流、风险建议卡片等测试

web/tests/steward-plan-model-pending-flow.test.mjs

@@ -2,9 +2,44 @@ import assert from 'node:assert/strict'
 import test from 'node:test'
 
 import {
+  buildStewardPlanMessageText,
   buildStewardSuggestedActions
 } from '../src/views/scripts/stewardPlanModel.js'
 
+test('steward pending flow confirmation renders extracted fields as table', () => {
+  const message = buildStewardPlanMessageText({
+    plan_id: 'steward-plan-pending-flow',
+    plan_status: 'needs_flow_confirmation',
+    next_action: 'confirm_flow',
+    pending_flow_confirmation: {
+      status: 'pending',
+      reason: '已先查询可关联申请单，当前仍需确认下一步。',
+      candidate_flows: [
+        {
+          flow_id: 'travel_application',
+          label: '先发起出差申请',
+          confidence: 0.82,
+          ontology_fields: {
+            time_range: '2026-02-20',
+            location: '上海',
+            expense_type: 'travel',
+            reason: '辅助国网仿生产服务器部署'
+          },
+          missing_fields: ['transport_mode']
+        }
+      ]
+    }
+  })
+
+  assert.match(message, /\| 字段 \| 内容 \|/)
+  assert.match(message, /\| 费用类型 \| 差旅 \|/)
+  assert.match(message, /\| 发生时间 \| 2026-02-20 \|/)
+  assert.match(message, /\| 地点 \| 上海 \|/)
+  assert.match(message, /\| 事由 \| 辅助国网仿生产服务器部署 \|/)
+  assert.doesNotMatch(message, /已提取到：\*\*/)
+  assert.match(message, /请先点击下方/)
+})
+
 test('steward pending flow confirmation builds candidate actions', () => {
   const actions = buildStewardSuggestedActions({
     plan_id: 'steward-plan-pending-flow',