export type LTTaskStatus = 'pending' | 'in_progress' | 'completed' | 'needs_intervention' | 'cancelled';
export type LTTaskPriority = 1 | 2 | 3 | 4;
export interface LTTaskRecord {
    id: string;
    workflow_id: string;
    workflow_type: string;
    lt_type: string;
    task_queue: string | null;
    status: LTTaskStatus;
    priority: LTTaskPriority;
    signal_id: string;
    parent_workflow_id: string;
    origin_id: string | null;
    parent_id: string | null;
    started_at: Date;
    completed_at: Date | null;
    envelope: string;
    metadata: Record<string, any> | null;
    error: string | null;
    milestones: LTMilestone[];
    data: string | null;
    trace_id: string | null;
    span_id: string | null;
    /** User or bot that initiated this task. */
    initiated_by: string | null;
    /** Principal type: 'user' or 'bot'. */
    principal_type: string | null;
    /** Executing principal (bot external_id) when proxy invocation is used. */
    executing_as: string | null;
    created_at: Date;
    updated_at: Date;
}
export interface LTMilestone {
    name: string;
    value: string | number | boolean | Record<string, any>;
    created_at?: string;
    updated_at?: string;
    [key: string]: any;
}