import type { ReactElement } from 'react';
export interface ActivityItem {
    id: string;
    ticketId: string;
    action: string;
    fieldChanged: string | null;
    oldValue: string | null;
    newValue: string | null;
    changedByUserId: string | null;
    changedByUserName: string | null;
    createdAt: string;
}
interface ActivityTimelineProps {
    readonly activities: ActivityItem[];
    readonly loading?: boolean;
}
export declare function ActivityTimeline({ activities, loading }: ActivityTimelineProps): ReactElement;
export declare function ActivityBadge({ activities }: {
    activities: ActivityItem[];
}): ReactElement | null;
export {};
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