Npm has a neat way of integrating with npm init. It is used to quickly start creating an application scaffolding (all the basic necessary files and directories) based on some template.

https://docs.npmjs.com/cli/v8/commands/npm-init

The task it to integrate rPLAY Sealious playground with npm init, so running npm init sealious-app creates an application based on sealious-playground's template