pub trait Runner {
// Required method
fn run<'life0, 'async_trait>(
&'life0 self,
) -> Pin<Box<dyn Future<Output = Result<(), Error>> + Send + 'async_trait>>
where Self: 'async_trait,
'life0: 'async_trait;
// Provided methods
fn name(&self) -> &str { ... }
fn runtime(&self, _config: Arc<Config>) -> Result<Runtime, Error> { ... }
}