agentengine dev mcp auth login

-h, --help               help for login
    --no-browser         Print the OAuth URL without attempting to open a browser
    --timeout duration   Maximum time to wait for OAuth authentication (default 2m0s)
    --workspace string   Monorepo: target a specific agent by name (from root agent.yaml)

    --log-file string    override log file path
    --log-level string   file log verbosity (error|warn|info|debug) (default "info")
    --no-log             disable file logging
-q, --quiet              silence stderr below error
-v, --verbose count      raise stderr verbosity (-v info, -vv debug)