diff --git a/ruoyi-modules/guoyan-platform/src/main/java/org/dromara/platform/domain/Attachment.java b/ruoyi-modules/guoyan-platform/src/main/java/org/dromara/platform/domain/Attachment.java
index 69d1535..6b661fd 100644
--- a/ruoyi-modules/guoyan-platform/src/main/java/org/dromara/platform/domain/Attachment.java
+++ b/ruoyi-modules/guoyan-platform/src/main/java/org/dromara/platform/domain/Attachment.java
@@ -1,32 +1,15 @@
 package org.dromara.platform.domain;
 
+import lombok.AllArgsConstructor;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+@Data
+@AllArgsConstructor
+@NoArgsConstructor
 public class Attachment {
     private String url;
     private String name;
+    private String ossId;
 
-    // 默认构造函数
-    public Attachment() {}
-
-    // 带参数的构造函数
-    public Attachment(String url, String name) {
-        this.url = url;
-        this.name = name;
-    }
-
-    // Getter 和 Setter 方法
-    public String getUrl() {
-        return url;
-    }
-
-    public void setUrl(String url) {
-        this.url = url;
-    }
-
-    public String getName() {
-        return name;
-    }
-
-    public void setName(String name) {
-        this.name = name;
-    }
 }
diff --git a/ruoyi-modules/guoyan-platform/src/main/java/org/dromara/platform/domain/AttachmentSerializer.java b/ruoyi-modules/guoyan-platform/src/main/java/org/dromara/platform/domain/AttachmentSerializer.java
index 43d031a..cc591c8 100644
--- a/ruoyi-modules/guoyan-platform/src/main/java/org/dromara/platform/domain/AttachmentSerializer.java
+++ b/ruoyi-modules/guoyan-platform/src/main/java/org/dromara/platform/domain/AttachmentSerializer.java
@@ -52,8 +52,8 @@ public class AttachmentSerializer {
 
         // 创建一些模拟数据
         List<Attachment> attachmentList = List.of(
-            new Attachment("http://example.com/file1.pdf", "File One"),
-            new Attachment("http://example.com/file2.docx", "File Two")
+            new Attachment("http://example.com/file1.pdf", "File One", "ossId1"),
+            new Attachment("http://example.com/file2.docx", "File Two", "ossId2")
         );
 
         // 序列化