/**
 * Build a ToolContext from the envelope's pre-resolved principal.
 *
 * Pure data transformation — no DB calls. The principal was resolved
 * at the front door (API route, cron, escalation re-run) and travels
 * with the envelope.
 */
import type { LTEnvelope } from '../../types/envelope';
import type { ToolContext } from '../../types/tool-context';
export declare function buildToolContextFromEnvelope(envelope: LTEnvelope | undefined, workflowId?: string, traceId?: string, spanId?: string): ToolContext | null;