code: def GetClientConfig(filename):
    
    config_lib.SetPlatformArchContext()
    config_lib.ParseConfigCommandLine()
    context = list(grr_config.CONFIG.context)
    context.append("Client Context")
    deployer = build.ClientRepacker()
    # Disable timestamping so we can get a reproducible and cachable config file.
    config_data = deployer.GetClientConfig(
        context, validate=True, deploy_timestamp=False)
    builder = build.ClientBuilder()
    with open(filename, "w") as fd:
      fd.write(config_data)
      builder.WriteBuildYaml(fd, build_timestamp=False)
docs: Write client config to filename.