CLAP-363 Fix: 잘못된 매개변수 매핑 오류 수정

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- #458

Author: joowojr

src/main/java/clap/server/application/service/admin/CsvParseService.java

@@ -61,7 +61,7 @@ private Member mapToMember(String[] fields, List<Department> departments) {
                 .findFirst()
                 .orElseThrow(() -> new ApplicationException(DepartmentErrorCode.DEPARTMENT_NOT_FOUND));
 
-        managerDepartmentPolicy.validateDepartment(department, MemberRole.valueOf(fields[3].trim()));
+        managerDepartmentPolicy.validateDepartment(department, MemberRole.valueOf(fields[5].trim()));
         MemberInfo memberInfo = toMemberInfo(
                 fields[0].trim(), // name
                 fields[4].trim(), // email

src/main/java/clap/server/domain/model/task/Attachment.java

@@ -45,9 +45,13 @@ public void softDelete() {
     }
 
     public static String formatFileSize(long size) {
-        if (size < 1024) return size + " B";
-        int z = (63 - Long.numberOfLeadingZeros(size)) / 10;
-        return String.format("%.1f %sB", (double) size / (1L << (z * 10)), " KMGTPE".charAt(z));
+        if (size < 1024) {
+            return size + " B";
+        } else if (size < 1024 * 1024) {
+            return String.format("%.1f KB", size / 1024.0);
+        } else {
+            return String.format("%.1f MB", size / (1024.0 * 1024.0));
+        }
     }
 
 }