export declare const AVATARS: readonly ["avatar_1", "avatar_2", "avatar_3", "avatar_4", "avatar_5", "avatar_6", "avatar_7", "avatar_8", "avatar_9", "avatar_10", "avatar_11", "avatar_12"];
export type Avatar = (typeof AVATARS)[number];
export declare const getAvatarUrl: (avatar: Avatar) => string;
export declare const isAvatarValid: (avatar?: string) => avatar is Avatar;