how to install gatsby cli code example
Example 1: create new project gatsby
//Create new project
gatsby new [gatsby-project-name] https://github.com/gatsbyjs/gatsby-starter-hello-world
cd [gatsby-project-name]
//initialize developer server
gatsby develop
//create production build the project
gatsby build
gatsby serve
Example 2: how to install new gatsby project locally
# install new project
gatsby new [SITE_DIRECTORY_NAME] [URL_OF_STARTER_GITHUB_REPO]
# If you omit a URL from the end, Gatsby will automatically generate
# a site for you based on the default starter
gatsby new learning
# example
gatsby new hello-world https://github.com/gatsbyjs/gatsby-starter-hello-world