My GitHub code is not working with my domain

[skmobile94780-pixel]

Introduce yourself

Title: 404 Error on GitHub Pages with React/Vite app
Problem: My React/Vite website shows 404 "There isn't a GitHub Pages site here" at buyingused.shop
What I did:

Created .github/workflows/deploy.yml using peaceiris/actions-gh-pages@v3
Added custom domain buyingused.shop
DNS A records pointing to GitHub Pages IPs

Repository: github.com/skmobile94780-pixel/used-furniture-tabuk
Question: How do I correctly deploy a Vite/React app to GitHub Pages with a custom domain?

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Where are you in your GitHub journey?

Brand new to GitHub

And where are you going next on GitHub?

I don't know

What technical skills or projects are you working on?

I don't know help me

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[skmobile94780-pixel]

anyone there please help me

[skmobile94780-pixel]

I'm new I'm only 21 years old as a small brother help me