Answers for "how to add js file in html file"

git store credentials

// local
git config credential.helper store
// global
git config --global credential.helper store

add credentials git linux

# This cache timeout is in seconds
$ git config --global credential.helper 'cache --timeout=3600'

include script in html

<script type="text/javascript" src="/path/to/script.js"></script>

how to add javascript in html

<script src="script.js"></script>