import { Run } from '../models/types.js';
import { DatabaseManager } from '../db/database.js';
/**
 * Inject skill persona into prompt if this is the first run
 * Returns the prompt with skill persona injected, or original prompt if:
 * - No skillId on the run
 * - Already has messages (continuing conversation)
 * - Skill not found
 */
export declare function injectSkillPersona(database: DatabaseManager, run: Run, projectRoot?: string): string;
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