import { DeadlineDocConfig } from './types.js';
export declare class UniversalDocIndexer {
    private db;
    private config;
    constructor(config: DeadlineDocConfig);
    initialize(): Promise<void>;
    private initDatabase;
    indexAllDocumentation(): Promise<void>;
    private indexDocumentationType;
    private processHtmlFile;
    private extractMainContent;
    private extractCodeExamples;
    private extractKeywords;
    private extractSection;
    private isNavigationPage;
    private cleanText;
    private insertDocument;
    private showIndexStats;
    close(): Promise<void>;
}
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