/**
 * News Scout Pipeline — Phase 2: X/Twitter Viral Search
 *
 * Uses existing searchRecentTweets() with OAuth 1.0a.
 * 3 targeted queries with lower engagement thresholds.
 * Graceful 402 CreditsDepleted handling — stops all remaining queries on first 402.
 * 2s delay between queries, max 3 queries/run.
 */
import { ScoutCandidate } from './types';
export declare function runTwitterScout(): Promise<ScoutCandidate[]>;
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