-record(subflow_config, {
    trigger_step :: binary(),
    flow :: telega@flow@types:flow(gleam@dynamic:dynamic_(), any(), any(), any()),
    return_step :: any(),
    map_args :: fun((telega@flow@types:flow_instance()) -> gleam@dict:dict(binary(), binary())),
    map_result :: fun((gleam@dict:dict(binary(), binary()), telega@flow@types:flow_instance()) -> telega@flow@types:flow_instance())
}).