import type { TaskType } from '@cat-factory/contracts';
/**
 * Register the default fragment ids for a task type. Every NEW task of `taskType` created
 * on the board then starts with these fragments (unioned with the built-in defaults and
 * whatever the task inherits). Re-registering the same task type REPLACES its registered
 * set. The ids reference the universal fragment pool (built-in catalog plus any
 * `registerPromptFragment`-registered fragments); an unresolvable id is simply skipped
 * when bodies are composed at run time, so registration order with `registerPromptFragment`
 * does not matter.
 */
export declare function registerTaskTypeDefaultFragments(taskType: TaskType, fragmentIds: Iterable<string>): void;
/** Drop all registered per-task-type defaults. Intended for tests that exercise registration. */
export declare function clearRegisteredTaskTypeDefaultFragments(): void;
/**
 * The effective default fragment ids a new task of `taskType` is seeded with: the built-in
 * defaults for the type (the document writing-style set, else none) unioned with any
 * deployment-registered ids, deduped and order-stable (built-ins first). Empty when the
 * type has no built-in and nothing is registered.
 */
export declare function defaultFragmentIdsForTaskType(taskType: TaskType): string[];
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