首页轮播图可以为空

gis_domain/src/main/java/com/gis/domain/dto/SlideshowDto.java

@@ -15,8 +15,8 @@ public class SlideshowDto {
     @ApiModelProperty(value = "id, 修改时必须传，新增忽略", name = "id")
     private Long id;
 
-    @NotBlank(message = "链接不能为空")
-    @ApiModelProperty(value = "链接", required = true)
+//    @NotBlank(message = "链接不能为空")
+    @ApiModelProperty(value = "链接")
     private String url;
 
     @NotBlank(message = "oss路径不能为空")