fix(scripts): clean Z.AI fallback repro temp state

test/scripts/zai-fallback-repro.test.ts

@@ -1,6 +1,10 @@
+import fs from "node:fs/promises";
+import os from "node:os";
+import path from "node:path";
 import { describe, expect, it } from "vitest";
 import {
   appendBoundedReproOutput,
+  runZaiFallbackRepro,
   resolveZaiFallbackPnpmCommand,
 } from "../../scripts/zai-fallback-repro.ts";
 
@@ -32,4 +36,47 @@ describe("zai fallback repro command resolution", () => {
     expect(first).toEqual({ text: "bcdef", truncatedChars: 1 });
     expect(second).toEqual({ text: "fghij", truncatedChars: 5 });
   });
+
+  it("cleans temporary repro state after fallback proof", async () => {
+    const tempRoots: string[] = [];
+    const calls: string[] = [];
+
+    const exitCode = await runZaiFallbackRepro({
+      env: {
+        ANTHROPIC_API_KEY: "anthropic-test-key",
+        OPENCLAW_ZAI_FALLBACK_SESSION_ID: "session-test",
+        PATH: process.env.PATH,
+        ZAI_API_KEY: "zai-test-key",
+      },
+      error: () => {},
+      log: () => {},
+      mkdtemp: async () => {
+        const root = await fs.mkdtemp(path.join(os.tmpdir(), "openclaw-zai-fallback-test-"));
+        tempRoots.push(root);
+        return root;
+      },
+      randomUUID: () => "uuid-test",
+      runCommand: async (label, _args, env) => {
+        calls.push(label);
+        if (label === "run1") {
+          const sessionFile = path.join(
+            String(env.OPENCLAW_STATE_DIR),
+            "agents",
+            "main",
+            "sessions",
+            "session-test.jsonl",
+          );
+          await fs.mkdir(path.dirname(sessionFile), { recursive: true });
+          await fs.writeFile(sessionFile, '{"toolResult":true}\n', "utf8");
+        }
+        return { code: 0, signal: null, stderr: "", stdout: "" };
+      },
+      warn: () => {},
+    });
+
+    expect(exitCode).toBe(0);
+    expect(calls).toEqual(["run1", "run2"]);
+    expect(tempRoots).toHaveLength(1);
+    await expect(fs.stat(tempRoots[0])).rejects.toMatchObject({ code: "ENOENT" });
+  });
 });