feat: add enum dto APIs and batch save

src/main/java/com/bruce/common/dto/request/SysEnumBatchSaveRequest.java

@@ -0,0 +1,40 @@
+package com.bruce.common.dto.request;
+
+import io.swagger.v3.oas.annotations.media.Schema;
+import lombok.Data;
+
+import java.util.List;
+
+@Data
+@Schema(description = "系统枚举批量保存请求")
+public class SysEnumBatchSaveRequest {
+
+    @Schema(description = "模块目录")
+    private String catalog;
+
+    @Schema(description = "枚举类型")
+    private String type;
+
+    @Schema(description = "枚举项")
+    private List<Item> items;
+
+    @Data
+    @Schema(description = "系统枚举批量保存项")
+    public static class Item {
+
+        @Schema(description = "枚举名称")
+        private String name;
+
+        @Schema(description = "整型值")
+        private Integer value;
+
+        @Schema(description = "字符串值")
+        private String strvalue;
+
+        @Schema(description = "排序")
+        private Integer sort;
+
+        @Schema(description = "备注")
+        private String remark;
+    }
+}

src/main/java/com/bruce/common/dto/request/SysEnumManageQueryRequest.java

@@ -0,0 +1,18 @@
+package com.bruce.common.dto.request;
+
+import io.swagger.v3.oas.annotations.media.Schema;
+import lombok.Data;
+
+@Data
+@Schema(description = "系统枚举管理查询请求")
+public class SysEnumManageQueryRequest {
+
+    @Schema(description = "模块目录")
+    private String catalog;
+
+    @Schema(description = "枚举类型")
+    private String type;
+
+    @Schema(description = "关键字，匹配目录、类型、名称、字符串值或备注")
+    private String keyword;
+}

src/main/java/com/bruce/common/dto/response/SysAttachmentResponse.java

@@ -0,0 +1,53 @@
+package com.bruce.common.dto.response;
+
+import com.bruce.common.domain.entity.SysAttachment;
+import io.swagger.v3.oas.annotations.media.Schema;
+import lombok.Data;
+import org.springframework.beans.BeanUtils;
+
+@Data
+@Schema(description = "系统附件响应")
+public class SysAttachmentResponse {
+
+    @Schema(description = "主键ID")
+    private Long id;
+
+    @Schema(description = "来源业务类型")
+    private String sourceType;
+
+    @Schema(description = "来源业务ID")
+    private Long sourceId;
+
+    @Schema(description = "原始文件名")
+    private String originalName;
+
+    @Schema(description = "存储文件名")
+    private String fileName;
+
+    @Schema(description = "文件后缀")
+    private String fileSuffix;
+
+    @Schema(description = "文件MIME类型")
+    private String contentType;
+
+    @Schema(description = "文件大小(字节)")
+    private Long fileSize;
+
+    @Schema(description = "存储类型")
+    private String storageType;
+
+    @Schema(description = "文件访问地址")
+    private String fileUrl;
+
+    @Schema(description = "备注")
+    private String remark;
+
+    public static SysAttachmentResponse fromEntity(SysAttachment entity) {
+        if (entity == null) {
+            return null;
+        }
+        SysAttachmentResponse response = new SysAttachmentResponse();
+        BeanUtils.copyProperties(entity, response);
+        return response;
+    }
+}

src/main/java/com/bruce/common/dto/response/SysEnumResponse.java

@@ -0,0 +1,44 @@
+package com.bruce.common.dto.response;
+
+import com.bruce.common.domain.entity.SysEnum;
+import io.swagger.v3.oas.annotations.media.Schema;
+import lombok.Data;
+import org.springframework.beans.BeanUtils;
+
+@Data
+@Schema(description = "系统枚举响应")
+public class SysEnumResponse {
+
+    @Schema(description = "主键ID")
+    private Long id;
+
+    @Schema(description = "模块目录")
+    private String catalog;
+
+    @Schema(description = "枚举类型")
+    private String type;
+
+    @Schema(description = "枚举名称")
+    private String name;
+
+    @Schema(description = "整型值")
+    private Integer value;
+
+    @Schema(description = "字符串值")
+    private String strvalue;
+
+    @Schema(description = "排序")
+    private Integer sort;
+
+    @Schema(description = "备注")
+    private String remark;
+
+    public static SysEnumResponse fromEntity(SysEnum entity) {
+        if (entity == null) {
+            return null;
+        }
+        SysEnumResponse response = new SysEnumResponse();
+        BeanUtils.copyProperties(entity, response);
+        return response;
+    }
+}