feat: 增强规则资产管理与审计页面运行时调试

后端新增规则资产版本管理和规则文件 CRUD 接口，优化风险
规则生成模板执行和员工数据模型字段，知识库 RAG 增强本
地回退和文档提取能力，清理旧风险规则文件统一由生成引擎
管理，前端审计页面增加运行时调试面板和规则资产编辑交互，
补充单元测试覆盖。

server/src/app/services/risk_rule_template_executor.py

@@ -172,8 +172,12 @@ class RiskRuleTemplateExecutor:
             if field_key == "ocr_text":
                 values.extend([context.get("ocr_text"), context.get("ocr_summary")])
             if field_key in {"hotel_city", "route_cities"}:
-                values.extend(self._scan_document_values(document_info, field_key))
-                values.extend(self._scan_document_values(document_info, "city"))
+                specific_values = self._scan_document_values(document_info, field_key)
+                values.extend(
+                    specific_values
+                    if specific_values
+                    else self._scan_document_values(document_info, "city")
+                )
             else:
                 values.extend(self._scan_document_values(document_info, field_key))
         return self._normalize_values(values)
@@ -203,8 +207,8 @@ class RiskRuleTemplateExecutor:
             "buyer_name": ("购买方", "抬头", "买方"),
             "goods_name": ("品名", "商品", "服务名称"),
             "issue_date": ("日期", "开票日期", "发票日期"),
-            "hotel_city": ("住宿城市", "酒店城市", "酒店地点"),
-            "route_cities": ("行程", "路线", "城市"),
+            "hotel_city": ("住宿城市", "酒店城市", "酒店地点", "住宿", "酒店"),
+            "route_cities": ("行程", "路线", "目的地", "出差城市"),
             "city": ("城市", "地点"),
         }
         return any(item in label for item in label_map.get(field_key, ()))