export declare function applyCodexRolloutLifecycleLine(activeTurnId: string | null, line: string): string | null;
/**
 * Incrementally scan a Codex rollout without imposing a tail-size limit. Long
 * turns can emit hundreds of megabytes after `task_started`; retaining the
 * last complete lifecycle state prevents those turns from becoming anonymous.
 */
export declare function readCodexRolloutActiveTurnId(filePath: string, nowMs?: number): string | null;
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