feat: 增强风险规则生成引擎与预算中心页面

后端拆分风险规则生成为解释器、语义分析、本体对齐等子模块，
优化模板执行和流程图生成，完善员工种子数据和导入逻辑，增强
报销单权限策略和草稿持久化，前端新增预算中心视图和趋势图
组件，重构审计页面和风险规则测试对话框交互，完善文档中心
和报销创建页面细节，补充单元测试覆盖。

web/tests/assistant-session-draft-delete.test.mjs

@@ -90,12 +90,12 @@ test('saving a draft keeps the financial assistant open for continued work', ()
 
   assert.ok(handleDraftSavedBlock)
   assert.match(handleDraftSavedBlock, /if \(status === 'submitted'\) \{[\s\S]*smartEntryOpen\.value = false/)
-  assert.match(handleDraftSavedBlock, /if \(status === 'submitted'\) \{[\s\S]*router\.push\(\{ name: activeView\.value === 'documents' \? 'app-documents' : 'app-requests' \}\)/)
+  assert.match(handleDraftSavedBlock, /if \(status === 'submitted'\) \{[\s\S]*router\.push\(\{ name: 'app-documents' \}\)/)
   assert.match(handleDraftSavedBlock, /return[\s\S]*单据已保存为草稿，可继续上传票据或补充信息。/)
 
   const draftSuccessIndex = handleDraftSavedBlock.indexOf('单据已保存为草稿，可继续上传票据或补充信息。')
   assert.equal(handleDraftSavedBlock.indexOf('smartEntryOpen.value = false', draftSuccessIndex), -1)
-  assert.equal(handleDraftSavedBlock.indexOf("router.push({ name: activeView.value === 'documents' ? 'app-documents' : 'app-requests' })", draftSuccessIndex), -1)
+  assert.equal(handleDraftSavedBlock.indexOf("router.push({ name: 'app-documents' })", draftSuccessIndex), -1)
 })
 
 test('detail smart entry is scoped to the current claim instead of the latest conversation', () => {