/**
 * SAP Business Technology Platform Documentation MCP Server
 */
export declare class SAPBTPDocsServer {
    private server;
    private config;
    private fileRegistry;
    private topicIndex;
    private fileCache;
    private searchCache;
    private fulltextSearch;
    private titleSearch;
    private semanticSearch;
    private searchTool;
    private readArticleTool;
    private listTopicsTool;
    private getRelatedTool;
    private isInitialized;
    private initializationPromise;
    private initializationError;
    constructor();
    /**
     * Waits for initialization to complete, throwing an error if initialization failed
     */
    private ensureInitialized;
    /**
     * Initializes the server components
     */
    initialize(): Promise<void>;
    /**
     * Sets up request handlers
     */
    private setupHandlers;
    /**
     * Formats search results as readable text
     */
    private formatSearchResults;
    /**
     * Formats article content as readable text
     */
    private formatArticle;
    /**
     * Formats topics hierarchy as readable text
     */
    private formatTopics;
    /**
     * Formats related articles as readable text
     */
    private formatRelatedArticles;
    /**
     * Starts the server
     */
    start(): Promise<void>;
}
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