message: fix(cli): tempdir not set issue
diff: @@ -3,6 +3,8 @@ import { runCommand } from "../system";
  import fs from "fs";
  import { InvokeApiResult } from "@web3api/core-js";
  +const TMPDIR = process.env.TMPDIR || "/tmp";
  +
  export async function cueExists(): Promise<boolean> {
  try {
  const { stdout } = await runCommand("cue version");
  @@ -22,7 +24,7 @@ export async function validateOutput(
  const stepId = id.substring(index + 1);
  const selector = `${jobId}.\\$${stepId}`;
  - const jsonOutput = `${process.env.TMPDIR}/${id}.json`;
  + const jsonOutput = `${TMPDIR}/${id}.json`;
  await fs.promises.writeFile(jsonOutput, JSON.stringify(result, null, 2));
  