#609 --no-browser flag?

本文

I can't see any way to stop strata launching the browser chat, even though I'm using it with the Oh My Pi harness.  I changed the open_browser line in 
setup.py, but it'd be handy to do this with just a --no-browser flag in my launching command line.

def start(cfg_path: Path, port: int | None, gpu: int | list | None = None, open_browser=False, yes=False,
          layer_split=None, keep=None) -> int: