fix:按编号导出参赛选手文件

src/main/java/com/ai/da/model/dto/ContestantExportRequest.java

@@ -0,0 +1,19 @@
+package com.ai.da.model.dto;
+
+import io.swagger.annotations.ApiModel;
+import io.swagger.annotations.ApiModelProperty;
+import lombok.Data;
+
+/**
+ * 参赛者文件导出请求DTO
+ */
+@Data
+@ApiModel(value = "参赛者文件导出请求", description = "用于导出指定范围的参赛者文件")
+public class ContestantExportRequest {
+
+    @ApiModelProperty(value = "最小参赛者编号", required = true, example = "10000")
+    private Integer minContestantNumber;
+
+    @ApiModelProperty(value = "最大参赛者编号", required = true, example = "10010")
+    private Integer maxContestantNumber;
+}