feat(web): 更新数据市场展示逻辑

- 公开数据采用卡片模式展示，增加申请授权功能
- 后端增加 icon 字段，用于展示数据资源图标

gringotts-web/src/main/java/com/eshore/gringotts/web/domain/controller/WareController.java

@@ -77,6 +77,7 @@ public class WareController extends SimpleControllerSupport<Ware, WareController
         item.setId(entity.getId());
         item.setName(entity.getName());
         item.setDescription(entity.getDescription());
+        item.setIcon(StrUtil.format("{}/upload/download/{}", hostConfiguration.getPrefix(), entity.getIcon().getId()));
         item.setState(entity.getState().name());
         item.setCreatedTime(entity.getCreatedTime());
         item.setCreatedUsername(entity.getCreatedUser().getUsername());
@@ -117,6 +118,7 @@ public class WareController extends SimpleControllerSupport<Ware, WareController
         private String name;
         private String description;
         private String state;
+        private String icon;
     }
 
     @Data

gringotts-web/src/main/java/com/eshore/gringotts/web/domain/entity/Ware.java

@@ -39,6 +39,7 @@ import org.springframework.data.jpa.domain.support.AuditingEntityListener;
 @DynamicUpdate
 @Table(name = Constants.TABLE_PREFIX + "ware")
 @NamedEntityGraph(name = "ware.list", attributeNodes = {
+        @NamedAttributeNode(value = "icon"),
         @NamedAttributeNode(value = "createdUser"),
 })
 @NamedEntityGraph(name = "ware.detail", attributeNodes = {