After using the deployment, it just says "Run this repl to see the results here" when I link a custom domain

i would love to know how to fix this quickly, im paying for this so i could have my website up haha, basically everytime i deploy my website to my custom domain, on the provided one it shows up fine, but on my custom domain it doesnt and says “Run this repl to see the results here.”, can anyone help?

fork of the repo:

Hi @extrainc , welcome to the forums!
I can see the website just fine:

Are you still seeing this issue?

Hmm. weird, whenever i try opening it on my
phone, pc, or laptop it doesnt show that