ADD: 美好祝福增加category判断

recommend-server-service/src/main/java/com/tzld/piaoquan/recommend/server/service/RecommendService.java

@@ -431,8 +431,9 @@ public class RecommendService {
                 }
             }
         }
-
-        param.setCategoryId(Integer.parseInt(request.getCategoryId()));
+        if (StringUtils.isNotBlank(request.getCategoryId())) {
+            param.setCategoryId(Integer.parseInt(request.getCategoryId()));
+        }
 
         return param;
     }