Returns the GitHub username and email of the current system's .gitconfig.
Note
This function retrieves the original GitHub username since the stored 
git config name is not reliable. The local name can be changed without 
affecting any Git or GitHub activities as long as the email matches any 
verified emails on the GitHub account.
npm i read-git-userimport readGitUser from "read-git-user";
const gitUser = await readGitUser();
console.log(gitUser);
// => {username: rocktimssaikia, email: rocktimthedev@gmail.com}Returns a Promise<object> with the retrieved git config data.
Type:
string
Default:os.homedir()The directory of the
.gitconfigfile.
This option is available in-case the config file is not in the default dir for some systems.