feat: 新增预算费控模型与报销审批流引擎

后端新增预算费控服务和报销单审批流模块，引入申请人费用画像
算法，优化知识库 RAG 运行时和同步逻辑，完善报销单工作流常
量和明细同步，更新差旅报销规则电子表格，前端新增预算分析
组件和数字员工模型，完善审批对话框和洞察面板交互，优化侧
边栏和顶栏样式，补充单元测试。

web/src/utils/accessControl.js

@@ -19,9 +19,10 @@ const VIEW_ROLE_RULES = {
   employees: ['manager'],
   settings: ['manager']
 }
-const CLAIM_MANAGER_ROLE_CODES = new Set(['executive'])
-const CLAIM_RETURN_ROLE_CODES = new Set(['finance', 'executive', 'manager', 'approver'])
-const CLAIM_LEADER_APPROVAL_ROLE_CODES = new Set(['manager', 'approver'])
+const CLAIM_MANAGER_ROLE_CODES = new Set(['executive'])
+const CLAIM_RETURN_ROLE_CODES = new Set(['finance', 'executive', 'manager', 'approver', 'budget_monitor'])
+const CLAIM_LEADER_APPROVAL_ROLE_CODES = new Set(['manager', 'approver'])
+const CLAIM_BUDGET_APPROVAL_GRADE = 'P8'
 
 function normalizedRoleCodes(user) {
   if (!user) {
@@ -55,6 +56,25 @@ function identityIntersects(leftValues, rightValues) {
   return leftValues.some((item) => rightSet.has(item))
 }
 
+function normalizedGrade(user) {
+  return String(user?.grade || user?.employeeGrade || '').trim().toUpperCase()
+}
+
+function departmentIntersects(request, user) {
+  const requestDepartments = collectIdentityNames(
+    request?.dept,
+    request?.departmentName,
+    request?.department_name
+  )
+  const currentDepartments = collectIdentityNames(
+    user?.department,
+    user?.departmentName,
+    user?.department_name
+  )
+
+  return requestDepartments.length > 0 && identityIntersects(requestDepartments, currentDepartments)
+}
+
 function hasPlatformAdminIdentity(user) {
   if (!user) {
     return false
@@ -130,6 +150,25 @@ export function canApproveLeaderExpenseClaims(user) {
   return normalizedRoleCodes(user).some((roleCode) => CLAIM_LEADER_APPROVAL_ROLE_CODES.has(roleCode))
 }
 
+export function canApproveBudgetExpenseApplications(user, request = null) {
+  if (isPlatformAdminUser(user)) {
+    return true
+  }
+
+  const roleCodes = normalizedRoleCodes(user)
+  if (roleCodes.includes('executive')) {
+    return true
+  }
+  if (!roleCodes.includes('budget_monitor')) {
+    return false
+  }
+  if (normalizedGrade(user) !== CLAIM_BUDGET_APPROVAL_GRADE) {
+    return false
+  }
+
+  return request ? departmentIntersects(request, user) : true
+}
+
 export function isCurrentRequestApplicant(request, user) {
   const applicantNames = collectIdentityNames(
     request?.person,

web/src/utils/approvalInbox.js

@@ -1,5 +1,6 @@
 import { mapExpenseClaimToRequest } from '../composables/useRequests.js'
 import {
+  canApproveBudgetExpenseApplications,
   canApproveLeaderExpenseClaims,
   isCurrentDirectManagerForRequest,
   isCurrentRequestApplicant,
@@ -17,6 +18,10 @@ export function canProcessApprovalRequest(request, currentUser) {
     return true
   }
 
+  if (node.includes('预算')) {
+    return canApproveBudgetExpenseApplications(currentUser, request)
+  }
+
   const isLeaderApprovalNode = (
     node.includes('直属领导')
     || node.includes('领导审批')

web/src/utils/detailAlerts.js

@@ -115,10 +115,69 @@ export function hasPendingInfo(request) {
   return false
 }
 
-function resolveDetailAlertTone(request) {
-  if (request?.approvalKey === 'completed') return 'success'
-  if (request?.approvalKey === 'rejected') return 'danger'
-  return 'warning'
+function getRiskFlags(request) {
+  if (Array.isArray(request?.riskFlags)) {
+    return request.riskFlags
+  }
+  if (Array.isArray(request?.risk_flags_json)) {
+    return request.risk_flags_json
+  }
+  return []
+}
+
+function parseNonNegativeInteger(value) {
+  const nextValue = Number(value)
+  return Number.isFinite(nextValue) && nextValue > 0 ? Math.floor(nextValue) : 0
+}
+
+function resolveSlaReminderCount(request) {
+  const directCount = [
+    request?.slaReminderCount,
+    request?.sla_reminder_count,
+    request?.slaUrgeCount,
+    request?.sla_urge_count,
+    request?.urgeCount,
+    request?.urge_count,
+    request?.reminderCount,
+    request?.reminder_count
+  ].reduce((max, value) => Math.max(max, parseNonNegativeInteger(value)), 0)
+
+  if (directCount > 0) {
+    return directCount
+  }
+
+  return getRiskFlags(request).reduce((count, flag) => {
+    if (!flag || typeof flag !== 'object') {
+      return count
+    }
+
+    const explicitCount = [
+      flag.slaReminderCount,
+      flag.sla_reminder_count,
+      flag.slaUrgeCount,
+      flag.sla_urge_count,
+      flag.urgeCount,
+      flag.urge_count,
+      flag.reminderCount,
+      flag.reminder_count
+    ].reduce((max, value) => Math.max(max, parseNonNegativeInteger(value)), 0)
+
+    if (explicitCount > 0) {
+      return count + explicitCount
+    }
+
+    const signal = [
+      flag.source,
+      flag.event_type,
+      flag.eventType,
+      flag.action,
+      flag.type,
+      flag.label,
+      flag.message
+    ].join(' ')
+
+    return /sla|remind|reminder|urge|催单/i.test(signal) ? count + 1 : count
+  }, 0)
 }
 
 export function buildDetailAlerts(request) {
@@ -127,11 +186,13 @@ export function buildDetailAlerts(request) {
   }
 
   const alerts = []
-  const nodeLabel = String(request.node || request.approval || '').trim()
+  const slaReminderCount = resolveSlaReminderCount(request)
 
-  if (nodeLabel) {
-    alerts.push({ label: nodeLabel, tone: resolveDetailAlertTone(request) })
-  }
+  alerts.push({
+    label: `SLA 催单次数 ${slaReminderCount}`,
+    tone: slaReminderCount > 0 ? 'warning' : 'neutral',
+    icon: 'mdi mdi-bell-ring-outline'
+  })
 
   if (hasMissingAttachment(request)) {
     alerts.push({ label: '缺少票据', tone: 'warning' })