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。

server/src/app/services/agent_asset_risk_rule_testing.py

@@ -14,6 +14,7 @@ from app.core.agent_enums import (
     AgentReviewStatus,
 )
 from app.models.agent_asset import AgentAsset, AgentAssetReview, AgentAssetTestRun
+from app.models.employee import Employee
 from app.models.financial_record import ExpenseClaim, ExpenseClaimItem
 from app.schemas.agent_asset import (
     AgentAssetRiskRuleLatestTestSummary,
@@ -25,6 +26,7 @@ from app.schemas.agent_asset import (
 )
 from app.services.expense_claims import ExpenseClaimService
 from app.services.risk_rule_template_executor import RiskRuleTemplateExecutor
+from app.services.risk_rule_manifest_normalizer import normalize_risk_rule_manifest
 
 
 class AgentAssetRiskRuleTestingMixin:
@@ -333,6 +335,7 @@ class AgentAssetRiskRuleTestingMixin:
             library=rule_library,
             file_name=file_name,
         )
+        manifest = normalize_risk_rule_manifest(manifest)
         return asset, target_version, manifest
 
     def _create_test_run(
@@ -451,6 +454,13 @@ class AgentAssetRiskRuleTestingMixin:
             item_amount=self._to_decimal(values.get("item.item_amount") or claim.amount),
         )
         claim.items = [item]
+        if values.get("employee.location"):
+            claim.employee = Employee(
+                employee_no="TEST-EMPLOYEE",
+                name=claim.employee_name,
+                email="risk-rule-test@example.com",
+                location=str(values.get("employee.location") or ""),
+            )
 
         attachment_fields = []
         document_info: dict[str, Any] = {"fields": attachment_fields}
@@ -585,7 +595,14 @@ class AgentAssetRiskRuleTestingMixin:
     def _default_value_for_field(field_key: str) -> Any:
         if field_key.endswith("amount"):
             return "100.00"
-        if field_key.endswith("issue_date"):
+        if (
+            field_key.endswith("issue_date")
+            or field_key.endswith("stay_start_date")
+            or field_key.endswith("stay_end_date")
+            or field_key.endswith("trip_start_date")
+            or field_key.endswith("trip_end_date")
+            or field_key.endswith("item_date")
+        ):
             return date.today().isoformat()
         if field_key.endswith("route_cities"):
             return ["北京"]