/**
 * Cache prefix builder (§4.7, C5).
 *
 * Assembles prompts in stable-prefix → profile-suffix → stage-dynamic order
 * to maximize prompt cache hit rate across sagas and stages.
 */
import type { ProfileId } from '../coordinator/state.js';
import type { DoneCriterion } from '../coordinator/state.js';
import type { CollapsedEntry } from './context-collapse.js';
export interface PrefixConfig {
    stablePrefix: string;
    profileSuffix: string;
    stageDynamic: string;
}
/**
 * Build the cache-stable prompt assembly.
 *
 * [STABLE PREFIX, ~2000 tokens, shared across sagas and profiles]
 * [PROFILE SUFFIX, ~500 tokens, shared across sagas within same profile]
 * [STAGE DYNAMIC, changes every stage]
 */
export declare function assemblePrompt(config: PrefixConfig): string;
/**
 * Build the stage-dynamic section for worker mode injection.
 */
export declare function buildStageDynamic(opts: {
    sagaId: string;
    stageId: string;
    stageTitle: string;
    stageGoal: string;
    doneCriteria: DoneCriterion[];
    compactedHistory: CollapsedEntry[];
}): string;
export declare function getProfileSuffix(profile: ProfileId): string;
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