Class IlcAppSdk

Unique application ID, if same app will be rendered twice on a page - it will get different IDs

Isomorphic method to render 404 page. GLOBAL 404: At SSR in processResponse it sets 404 status code to response. At CSR it triggers global event which ILC listens and renders 404 page.

CUSTOM 404: At SSR in processResponse it sets 404 status code and "X-ILC-Override" header to response. At CSR it renders own not found route.