import { RunProgramResult } from '../sandbox/runProgram.js';
/**
 * Trace one `run_program` execution to Langfuse (best-effort; no-op without the `LANGFUSE_*` keys or
 * the optional telemetry deps). Never throws — callers fire-and-forget it as a side channel.
 */
export declare function traceRun(code: string, result: RunProgramResult): Promise<void>;