added batch file upload feature

src/main/java/zw/qantra/tm/domain/dtos/GroupCreateFromFileResult.java

@@ -0,0 +1,29 @@
+package zw.qantra.tm.domain.dtos;
+
+import com.fasterxml.jackson.annotation.JsonInclude;
+import lombok.Builder;
+import lombok.Data;
+import zw.qantra.tm.domain.models.GroupBatch;
+
+import java.util.List;
+
+@Data
+@Builder
+@JsonInclude(JsonInclude.Include.NON_NULL)
+public class GroupCreateFromFileResult {
+    private GroupBatch batch;
+    private int totalRows;
+    private int successCount;
+    private int errorCount;
+    private List<RowError> errors;
+
+    @Data
+    @Builder
+    @JsonInclude(JsonInclude.Include.NON_NULL)
+    public static class RowError {
+        private int lineNumber;
+        private String account;
+        private String name;
+        private String message;
+    }
+}