[fix]

返回的projectId由Long改为String

application-webadmin/src/main/java/com/tourism/webadmin/back/vo/TourProjectGroupPurchaseBannerVo.java

@@ -47,7 +47,7 @@ public class TourProjectGroupPurchaseBannerVo extends BaseVo {
      * 旅游项目id。
      */
     @Schema(description = "旅游项目id")
-    private Long projectId;
+    private String projectId;
 
     /**
      * banner排序。