I can’t add more than 3 certificats in the accomplishement menu and more photos in gallery menu in my Hugo website !

[BOUGHANMIChaima]

Hello,

This is the repository of my Hugo personal website https://github.com/BOUGHANMIChaima/jiji. I can’t add more than 3 certificats in the accomplishemnt menu and I want more photos in the gallery but it didn’t work. I want also to add a sentence below each photo in the gallery to describe it. How can I do this please. This is my site : https://chaimabgh.netlify.app/
Can you help me please !
Thank you in advance.