import { type SessionGoalStore } from '../../store/goal/index.js';
import type { GoalRoundAuthority } from '../../types/goal/index.js';
import type { TurnId } from '../../types/ids/index.js';
import type { ToolDefinition } from '../../types/tool/index.js';
export declare const SESSION_GOAL_TOOL_NAMES: readonly ["get_goal", "update_goal"];
export declare const MIN_GOAL_BLOCK_ROUND = 3;
/**
 * Resolve the authority captured for one caller-reserved turn id. Each goal
 * round is its own turn (`origin.kind: 'goal-round'`), so the turn id names
 * exactly one admitted round.
 */
export type ResolveGoalRoundAuthority = (turnId: TurnId) => GoalRoundAuthority | null | undefined;
/** A goal tool was reached outside the one turn whose admission authorized it. */
export declare class GoalRoundAuthorityError extends Error {
    constructor(turnId: TurnId);
}
/**
 * Turn-scoped tools for an admitted SessionGoal round.
 *
 * Registration is not authorization. A host must also withhold these names
 * from every non-goal provider request and executor allow-list.
 */
export declare function buildSessionGoalTools(store: SessionGoalStore, resolveAuthority: ResolveGoalRoundAuthority): ToolDefinition[];
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