npm init is a first process of any new node project and we all have to setup author, version and license manually, This tutorial help you to config those things globally .
for chang default value of npm init command you need to follow this Synopsis
npm config set <key>=<value>
Change global author name by
npm config set init-author-name "vimal kumar"
Change global author email by
npm config set init-author-email "firstname.lastname@example.org"
Change global author web url by
npm config set init-author-url "https://vimal.letskhabar.com/"
Change global default license
npm config set init-license "MIT"
Change global default version
npm config set init-version "0.0.1"
For more check this npm documentation
All the change has been saved in your
~/.npmrc directory as shown in image below
Now when you create new project with
npm init -y you can see your default value has been changed according to your setup.
Enjoy, Thanks for reading.