import type { CanonicalStateEventV1 } from "./canonical-state-events.js";
export declare function validateCanonicalStateEvent(input: unknown): {
    ok: true;
    data: CanonicalStateEventV1;
} | {
    ok: false;
    errors: string[];
};
export declare function isCanonicalStateEvent(input: unknown): input is CanonicalStateEventV1;
export declare function assertPlanningEvent(event: CanonicalStateEventV1): import("./planning-event-payloads.js").PlanningStateEventV1;
