publiccode.yml update

Author: costas80

publiccode.yml

@@ -53,6 +53,7 @@ description:
       - https://www.itb.ec.europa.eu/files/screenshots/validator_json_01_form.png
       - https://www.itb.ec.europa.eu/files/screenshots/validator_json_02_report.png
       - https://www.itb.ec.europa.eu/files/screenshots/validator_json_03_report_detail.png
+      - https://www.itb.ec.europa.eu/files/screenshots/validator_json_04_rest_api.png
     videos:
       - https://youtu.be/_e-XFqYZBR0
 legal: