import type { ToolKernel } from '../kernel.js';
import type { TransportAdapter, TransportConfig } from './types.js';
export declare class BridgeAdapter implements TransportAdapter {
    readonly name = "bridge";
    private server;
    private daemonUrl;
    private daemonAlive;
    private healthTimer;
    constructor(daemonUrl: string);
    start(kernel: ToolKernel | null, _config: TransportConfig): Promise<void>;
    stop(): Promise<void>;
    /**
     * Probe daemon health endpoint.
     */
    private probeDaemon;
    /**
     * Proxy a tool call to the daemon's HTTP /call endpoint.
     * Converts the StatusEnvelope response back to MCP ToolResult format.
     */
    private proxyCall;
}
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