import { LogRetentionStrategy } from "../retention-strategy.js";
import { ILogArchiveContext } from "../context.js";
/**
 * Keeps the newest N archives ( `maxArchiveFiles`, from the logger.file config
 * defaults ) and deletes the oldest, ordered by modification time.
 */
export declare class CountLogRetentionStrategy extends LogRetentionStrategy {
    prune(ctx: ILogArchiveContext): Promise<void>;
}
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