import type { McpTransport, McpTransportContext } from "@rekog/mcp-nest";
export declare class TunnelTransport implements McpTransport {
    readonly kind: "streamable-http";
    private server?;
    private channel?;
    start(ctx: McpTransportContext): Promise<void>;
    close(): Promise<void>;
    handleRequest(body: string): Promise<string>;
}