gui starts the local policy editor and opens it in your browser. The server runs until you stop it with Ctrl-C.
gui options
Any other argument prints an error and
Usage: cc-safety-net gui [--no-open], then exits 1.
gui startup and browser launch
gui starts the server and prints CC Safety Net policy GUI: <url>, with or without --no-open. If the browser fails to open, the server keeps running and you open the printed URL yourself.