npm init for package.json code example
Example: npm default init
npm config ls -l # List some default settings
npm config set <key> <value> -g # Set default value for a key
npm config set init-author-name "John Doe" -g # Set default author
npm config set init-version "1.0.0" -g # Set default version
npm config set init-license "MIT" -g # Set default license
npm config get <key> # Get default value for a key
npm init -y # Create package.json with default settings