feat: 新增风险图谱算法与系统仪表盘及操作反馈体系

后端新增风险图谱算法模块、风险观察与反馈服务、规则 DSL
校验器和可解释性引擎，完善系统仪表盘和财务仪表盘统计，
优化 agent 运行和编排执行链路，清理旧开发文档，前端新增
系统趋势、负载热力图等多种仪表盘图表组件，完善操作反馈
对话框和工作台日期选择器，优化报销创建和审批详情交互，
补充单元测试覆盖。

web/src/components/shared/RiskRuleTestDialog.vue

@@ -121,6 +121,13 @@
                       </ul>
                     </div>
 
+                    <div v-if="buildTraceItems(message.result).length" class="risk-sim-evidence">
+                      <span>执行路径</span>
+                      <ul>
+                        <li v-for="item in buildTraceItems(message.result)" :key="item">{{ item }}</li>
+                      </ul>
+                    </div>
+
                     <div v-if="message.result.missing_fields?.length" class="risk-sim-missing-fields">
                       <span>待补充字段</span>
                       <b v-for="field in message.result.missing_fields" :key="field.key">
@@ -306,6 +313,7 @@ import {
   buildEvidenceItems as buildEvidenceItemsModel,
   buildRecognizedFieldRows as buildRecognizedFieldRowsModel,
   buildResultFields as buildResultFieldsModel,
+  buildTraceItems as buildTraceItemsModel,
   formatDocumentMeta,
   formatFieldLabel,
   resolveFileStatusLabel,
@@ -662,6 +670,10 @@ function buildEvidenceItems(result) {
   return buildEvidenceItemsModel(result, fields.value)
 }
 
+function buildTraceItems(result) {
+  return buildTraceItemsModel(result, fields.value)
+}
+
 function toAttachmentPayload(file) {
   const document = file.ocrDocument || {}
   return {