/**
 * Unified MCP Server for Noyrax Workspace.
 * Orchestrates both 5D Database Plugin and Documentation System Plugin.
 */
export declare class UnifiedMcpServer {
    private server;
    private workspaceRoot;
    private databaseAdapter;
    private documentationAdapter;
    private databaseTools;
    private validationTools;
    private orchestrationTools;
    private initialized;
    private initializationError;
    constructor(workspaceRoot: string);
    /**
     * Loads .env file from workspace root or parent directories.
     */
    private loadEnvFile;
    /**
     * Initializes database tools (async initialization).
     */
    initialize(): Promise<void>;
    /**
     * Sets up MCP resources.
     */
    private setupResources;
    /**
     * Sets up MCP tools.
     */
    private setupTools;
    /**
     * Resolves plugin ID from provided value or computes it from workspace root.
     * Mirrors 5D Database Plugin's MultiDbManager plugin_id strategy:
     * SHA256(normalized workspaceRoot) → first 16 hex chars.
     *
     * This ensures compatibility with foreign systems where the plugin ID
     * must be computed deterministically from the workspace root.
     *
     * @param provided Optional plugin ID (if "." or empty, will be computed)
     * @returns Plugin ID (16 hex characters)
     */
    private resolvePluginId;
    /**
     * Starts the MCP server.
     */
    start(): Promise<void>;
}
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