pub trait SyncEventStream: Send + Sync {
    // Required method
    fn event_stream(
        &self,
        name: &'static str,
    ) -> Pin<Box<dyn Stream<Item = SyncEvent> + Send>>;
}pub trait SyncEventStream: Send + Sync {
    // Required method
    fn event_stream(
        &self,
        name: &'static str,
    ) -> Pin<Box<dyn Stream<Item = SyncEvent> + Send>>;
}