/**
 * @fileoverview Backward compatibility layer for deprecated functions
 *
 * This module provides backward compatibility for code that uses
 * deprecated functions from older versions of the DeepSource MCP Server.
 *
 * @deprecated This entire module is deprecated and will be removed in v2.0.0
 * Please migrate to the new APIs as documented in MIGRATION.md
 *
 * @packageDocumentation
 */
import type { McpServer } from '@modelcontextprotocol/sdk/server/mcp.js';
import { ToolRegistry } from './server/tool-registry.js';
import type { BaseHandlerDeps } from './handlers/base/handler.interface.js';
/**
 * Validates that required environment variables are set
 * @deprecated Use getConfig() from config/index.js instead
 * @returns true if environment is valid, false otherwise
 */
export declare function validateEnvironment(): boolean;
/**
 * Creates and configures a tool registry with all DeepSource tools
 * @deprecated Use DeepSourceMCPServer.create() from server/mcp-server.js instead
 * @param server - The MCP server instance
 * @param handlerDeps - Optional custom handler dependencies
 * @returns Configured tool registry
 */
export declare function createAndConfigureToolRegistry(server: McpServer, handlerDeps?: BaseHandlerDeps): ToolRegistry;