/**
 * Why an entity died — who or what gets credit, for drop/command rules and the `entity.died` event.
 * `source` names what dealt it: a player kill's killer instance id, or the hazard/item of an
 * environment death; `attacker` carries the non-player entity's instance id when one dealt it.
 */
export type DeathReason = {
    kind: "player_kill";
    killerUserId: string;
    source?: string;
    via?: {
        item?: string;
    };
} | {
    kind: "environment";
    source: string;
    attacker?: string;
} | {
    kind: "self";
    source: string;
};