create-react-app 上傳到 github

上傳到github

上傳:https://www.youtube.com/watch?v=1Y-PqBH-htk

gh-pages : https://github.com/facebook/create-react-app/blob/master/packages/react-scripts/template/README.md#github-pages

clone下來修改:https://help.github.com/articles/cloning-a-repository/