Function run_until_terminal 

pub async fn run_until_terminal(
    call: &CapabilityCall,
    group: &AsyncGroup,
    self_provider_id: &str,
    atlas: &mut AtlasClient,
    tx: &Sender<Result<RtdlEvent, Status>>,
    node: &NodeEventContext,
    runtime: &PlanRuntime,
) -> CapabilityCallResult

Dispatch an async cap, poll status every 2s, stream node_state changes, return terminal result.