The smallstack i18n package contains functionality that is being used in every environment, project and other smallstack package.
npm install will install all dependencies.
Usually you would reference this package by adding it as project dependency:
npm install --save @smallstack/i18n
If you want to develop things further or just want to use it locally, you can make use of
npm test executes Karma in local dev mode,
npm run test:ci executes Karma in CI mode.