Use GitHub project subfolder as GitHub pages project page

use-github-project-subfolder-as-github-project-page.md

Create an empty branch for your github page:

git checkout --orphan gh-pages

Commit at least one file to this branch and push it to GitHub.

Switch to your master branch.

Choose a subfolder name to link to your gh-pages branch, i.e. www.

Add your gh-pages branch as subtree:

git subtree add --prefix=www origin gh-pages

Now, after committing changes within www, run this command to sync your gh-pages branch:

git subtree push --prefix=www origin gh-pages

Browse to your instantly released site at <user>.github.io/<project>.

Have phun.