npm whoami [--registry <registry>]
Note: This command is unaware of workspaces.
Display the npm username of the currently logged-in user.
If logged into a registry that provides token-based authentication, then
connect to the /-/whoami registry endpoint to find the username
associated with the token, and print to standard output.
If logged into a registry that uses Basic Auth, then simply print the
username portion of the authentication string.
The base URL of the npm registry.