doc: add more details to the configuration steps of GitHub Page (#37)

README.md

@@ -8,7 +8,7 @@ It comes with a basic theme structure and configuration. GitHub action has been
 
 ## Get started
 
-1. Click *Use this template*, and create your repository on GitHub.
+1. Click *Use this template*, and create your repository as `<username>.github.io` on GitHub.
 ![Step 1](https://user-images.githubusercontent.com/5889006/156916624-20b2a784-f3a9-4718-aa5f-ce2a436b241f.png)
 
 2. Once the repository is created, create a GitHub codespace associated with it.
@@ -18,7 +18,10 @@ It comes with a basic theme structure and configuration. GitHub action has been
 
 4. Check `config` folder for the configuration files. You can edit them to suit your needs. Make sure to update the `baseurl` property in `config/_default/config.toml` to your site's URL.
 
-5. Once you're done editing the site, just commit it and push it. GitHub action will deploy the site automatically to GitHub page associated with the repository.
+5. Open Settings -> Pages. Change the build branch from `master` to `gh-pages`.
+![Build](https://github.com/namanh11611/hugo-theme-stack-starter/assets/16586200/12c763cd-bead-4923-b610-8788f388fcb5)
+
+6. Once you're done editing the site, just commit it and push it. GitHub action will deploy the site automatically to GitHub page asociated with the repository.
 ![GitHub action](https://user-images.githubusercontent.com/5889006/156916881-90b8bb9b-1925-4e60-9d7a-8026cda729bf.png)
 
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