message: fix: expose error to outer
diff: @@ -552,7 +552,7 @@ export function postProcessTask(processors: InstallProfile["processors"], minecr
  try {
  await spawnProcess(java, cmd);
  } catch (e) {
  - throw new Error(`Fail on execute processor ${proc.jar}: ${JSON.stringify(cmd)}`);
  + throw new Error(`Fail on execute processor ${proc.jar}: ${JSON.stringify(cmd)}\n stderr: ${e}`)
  }
  let failed = false;
  if (proc.outputs) {
  