An application shell (or app shell) architecture is one way to build a Progressive Web App that reliably and instantly loads on your users' screens, similar to what you see in native applications.
Check to see if you already have webshell. You can manage your resources with its online terminal preloaded with utilities such as the gcloud command-line tool, kubectl, and more. The app 'shell' is the minimal HTML, CSS and JavaScript required to power the user interface and when cached offline can ensure instant, reliably. While not to be confused with the GNU version of Wget, which is also.
