/**
 * MCP Server Implementation
 *
 * Implements the Model Context Protocol server with stdio transport.
 * Exposes tools for knowledge base search and management.
 *
 * Validates: Requirements 1.1, 1.2, 1.3, 1.4, 11.3, 15.1, 15.2, 15.3, 15.4, 15.5
 */
import type { Config } from '../../shared/types/index.js';
import type { KnowledgeBaseService } from '../../domains/knowledgebase/knowledgebase.service.js';
import type { SearchService } from '../../domains/search/search.service.js';
/**
 * MCP Server class
 */
export declare class MCPServer {
    private server;
    private ajv;
    private knowledgeBaseService;
    private searchService;
    private config;
    constructor(knowledgeBaseService: KnowledgeBaseService, searchService: SearchService, config: Config);
    /**
     * Setup MCP request handlers
     */
    private setupHandlers;
    /**
     * Handle list_knowledgebases tool call
     */
    private handleListKnowledgebases;
    /**
     * Handle search_knowledgebases tool call
     */
    private handleSearchKnowledgebases;
    /**
     * Handle get_knowledgebase_stats tool call
     */
    private handleGetKnowledgebaseStats;
    /**
     * Handle open_knowledgebase_manager tool call
     */
    private handleOpenKnowledgebaseManager;
    /**
     * Check if the manager server is running
     */
    private checkServerRunning;
    /**
     * Launch the manager server in the background
     */
    private launchManagerServer;
    /**
     * Open URL in default browser
     */
    private openBrowser;
    /**
     * Handle list_documents tool call
     */
    private handleListDocuments;
    /**
     * Validate input against schema
     */
    private validateInput;
    /**
     * Create MCP error
     */
    private createError;
    /**
     * Check if error is an MCP error
     */
    private isMCPError;
    /**
     * Start the MCP server with stdio transport
     */
    start(): Promise<void>;
    /**
     * Stop the MCP server
     */
    stop(): Promise<void>;
}
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