import type { WorldProject } from '@world-forge/schema';
import type { ProgressionTreeDefinition } from '@ai-rpg-engine/content-schema';
/**
 * Convert project progression trees → engine `ProgressionTreeDefinition[]`.
 *
 * **Precondition:** `validateProject(project).valid === true`. Converters do
 * not guard against missing nested properties and will throw if input is
 * malformed. (AIR-B-006)
 */
export declare function convertProgressionTrees(project: WorldProject): ProgressionTreeDefinition[];
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