github failing to load/ cant locate script tag (404)

Specifically the script tag in the head section, every other script tag loads fine.

this is the error:

Loading failed for the with source “https://cerlans.github.io/finalport/node_modules/swup/dist/swup.min.js” .

i’ve checked the file structure over 20 times, and its correct, word for word, letter for letter.

i don’t understand whats causing this. Every other script file i implemented without any changes and it works perfectly fine.

This is the script tag in the HTML :

here is the REPO URL : GitHub - cerlans/kevinport