Merge branch 'feature_mvp616_wangl' into 'develop'

数据库表结构变更

See merge request !52

project-order/src/main/java/com/alibaba/cloud/integration/order/entity/ProductCategory.java

@@ -13,6 +13,6 @@ public class ProductCategory {
 	private Integer takeEngineer;
 	private Integer lowElectricianCert;
 	private Integer gasCert;
-	private String tag;
+	private String layer;
 	private String memo;
 }