CLDC-4174: copy sales log csv updates from CLDC-4176

app/services/csv/sales_log_csv_service.rb

@@ -249,7 +249,7 @@ module Csv
       return @attributes unless @user.support?
 
       mappings = SUPPORT_ATTRIBUTE_NAME_MAPPINGS
-      mappings = mappings.merge(SUPPORT_ATTRIBUTE_NAME_MAPPINGS_2025) if @year == 2025
+      mappings = mappings.merge(SUPPORT_ATTRIBUTE_NAME_MAPPINGS_2025) if @year >= 2025
 
       @attributes.map do |attribute|
         mappings[attribute] || attribute.upcase
@@ -297,11 +297,10 @@ module Csv
     end
 
     def attribute_mappings
-      mappings = case @year
-                 when 2024
-                   ATTRIBUTE_MAPPINGS.merge(ATTRIBUTE_MAPPINGS_2024)
-                 when 2025
+      mappings = if @year >= 2025
                    ATTRIBUTE_MAPPINGS.merge(ATTRIBUTE_MAPPINGS_2024).merge(ATTRIBUTE_MAPPINGS_2025)
+                 elsif @year == 2024
+                   ATTRIBUTE_MAPPINGS.merge(ATTRIBUTE_MAPPINGS_2024)
                  else
                    ATTRIBUTE_MAPPINGS
                  end
@@ -348,6 +347,8 @@ module Csv
         %w[id status duplicate_set_id created_at updated_at collection_start_year creation_method bulk_upload_id is_dpo]
       when 2025
         %w[id status duplicate_set_id created_at created_by_id updated_at updated_by_id creation_method bulk_upload_id]
+      when 2026
+        %w[id status duplicate_set_id created_at created_by_id updated_at updated_by_id creation_method bulk_upload_id]
       else
         %w[id status duplicate_set_id created_at updated_at collection_start_year creation_method bulk_upload_id is_dpo]
       end