import type { ThreadRecord, ThreadContract } from '../../core/types/thread-types.js';
/** Compose the structured child prompt from a delegation contract (analogous to
 *  buildDispatchPrompt for tasks). With neither contract nor mission chain, the
 *  message passes through unchanged (legacy thread_start behavior). */
export declare function buildContractPrompt(args: {
    message: string;
    contract?: ThreadContract | null;
    missionChain?: string[];
}): string;
/** Ancestor goal chain for a child spawned under `parent`, root-first:
 *  the parent's own chain plus the parent's goal (contract goal, else its truncated
 *  userMessage). Injected into every contract so leaves can see the whole "why". */
export declare function buildMissionChain(parent: ThreadRecord | null): string[];
/** Per-thread contract budget breaker: true when the thread has spent its contract budget.
 *  Used by checkTemplateLimits (template threads) and the runner's wait re-entry branch
 *  (ad-hoc parents, which bypass transition evaluation). */
export declare function checkContractBudget(thread: ThreadRecord): boolean;