commit

src/main/java/com/yunhai/acasyllabu/model/file/UpFileVo.java

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+package com.yunhai.acasyllabu.model.file;
+
+import com.yunhai.acasyllabu.entity.UpFile;
+import lombok.Data;
+import org.springframework.beans.BeanUtils;
+
+/**
+ * 附件视图对象（对齐前端 UpFileVo）。
+ */
+@Data
+public class UpFileVo {
+    private Integer id;
+    private String fileTrueName;
+    private String fileName;
+    private Integer fileSize;
+    private String fileType;
+    private Integer topicId;
+    private String topicType;
+
+    public static UpFileVo from(UpFile entity) {
+        UpFileVo vo = new UpFileVo();
+        BeanUtils.copyProperties(entity, vo);
+        return vo;
+    }
+}