Type Alias OrchestrationObserverEvent

OrchestrationObserverEvent:
    | {
        type: "agent_state_changed";
        agentId: string;
        state: ObserverAgentState;
        previousState: ObserverAgentState;
    }
    | { type: "routing_decision"; decision: ObserverRoutingDecision }
    | { type: "session_started"; sessionId: string; pattern: string }
    | {
        type: "session_completed";
        sessionId: string;
        success: boolean;
        durationMs: number;
    }
    | { type: "metrics_updated"; metrics: OrchestrationStats }
    | { type: "error"; source: string; error: string }