pub trait StatefulStep:
Send
+ Sync
+ 'static {
// Required method
fn run<'life0, 'life1, 'async_trait>(
&'life0 self,
state: &'life1 RunState,
) -> Pin<Box<dyn Future<Output = Result<Vec<(String, Value)>>> + Send + 'async_trait>>
where Self: 'async_trait,
'life0: 'async_trait,
'life1: 'async_trait;
}