/**
 * postgres-mcp - Streamable HTTP Transport Handler
 *
 * Handles Streamable HTTP (MCP protocol 2025-11-25) requests on `/mcp`.
 * Supports GET (SSE stream), POST (initialize + messages), DELETE (terminate).
 */
import type { IncomingMessage, ServerResponse } from "node:http";
import { StreamableHTTPServerTransport } from "@modelcontextprotocol/sdk/server/streamableHttp.js";
import type { Transport } from "@modelcontextprotocol/sdk/shared/transport.js";
import type { SSEServerTransport } from "@modelcontextprotocol/sdk/server/sse.js";
import type { HttpTransportConfig } from "./types.js";
/**
 * Handle Streamable HTTP requests on `/mcp`.
 *
 * Supports GET (SSE stream), POST (initialize + messages), DELETE (terminate).
 * Session management is handled via the `Mcp-Session-Id` header.
 */
export declare function handleStreamableRequest(req: IncomingMessage, res: ServerResponse, config: HttpTransportConfig, transports: Map<string, StreamableHTTPServerTransport | SSEServerTransport>, onConnect?: (transport: Transport) => void | Promise<void>): Promise<void>;
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