export type HqBrainEventKind = 'decision_requested' | 'decision_answered' | 'decision_ask_human' | 'human_answered' | 'decision_denied' | 'intervention';
export interface HqBrainEventPayload {
    /** Which brain lifecycle event this is (mirrors the EventBus `brain.*` name suffix). */
    kind: HqBrainEventKind;
    /** The decision request id, when present (decision_request/answer/deny). */
    requestId?: string;
    /** Short human-readable question the brain was asked. */
    question?: string;
    /** The source that triggered the decision (e.g. 'autonomy', 'system'). */
    source?: string;
    /** Resolved risk tier, when known (e.g. 'low' | 'medium' | 'high'). */
    risk?: string;
    /** The chosen decision kind, when answered/denied (e.g. 'answer' | 'ask_human' | 'deny'). */
    decision?: string;
    /** Free-text rationale or answer payload, when present. */
    detail?: string;
    /** For `intervention`: the watched signal that engaged the brain. */
    interventionKind?: 'tool_failure_streak' | 'error_storm' | 'agent_stall' | 'file_churn';
    /** For `intervention`: true when a steer was actually delivered to the agent. */
    intervened?: boolean;
    /** Epoch milliseconds at which the event occurred. */
    at: number;
}
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