feat(order): 添加景区全免逻辑处理

- 引入ScenicConfigManager依赖
- 实现景区全免配置判断
- 设置全免订单价格为零
- 更新订单响应状态逻辑

src/main/java/com/ycwl/basic/biz/OrderBiz.java

@@ -1,6 +1,7 @@
 package com.ycwl.basic.biz;
 
 import com.ycwl.basic.enums.StatisticEnum;
+import com.ycwl.basic.integration.common.manager.ScenicConfigManager;
 import com.ycwl.basic.mapper.OrderMapper;
 import com.ycwl.basic.mapper.SourceMapper;
 import com.ycwl.basic.mapper.StatisticsMapper;
@@ -169,6 +170,14 @@ public class OrderBiz {
             respVO.setFree(false);
             return respVO;
         }
+        ScenicConfigManager scenicConfig = scenicRepository.getScenicConfigManager(scenicId);
+        if (Boolean.TRUE.equals(scenicConfig.getBoolean("all_free"))) {
+            // 景区全免
+            respVO.setFree(true);
+            respVO.setOrigPrice(BigDecimal.ZERO);
+            respVO.setSlashPrice(BigDecimal.ZERO);
+            return respVO;
+        }
         respVO.setBuy(false);
         return respVO;
     }