refactor(browser): dedupe control-server test harness

src/browser/chrome-user-data-dir.test-harness.ts

@@ -0,0 +1,18 @@
+import fs from "node:fs/promises";
+import os from "node:os";
+import path from "node:path";
+import { afterAll, beforeAll } from "vitest";
+
+type ChromeUserDataDirRef = {
+  dir: string;
+};
+
+export function installChromeUserDataDirHooks(chromeUserDataDir: ChromeUserDataDirRef): void {
+  beforeAll(async () => {
+    chromeUserDataDir.dir = await fs.mkdtemp(path.join(os.tmpdir(), "openclaw-chrome-user-data-"));
+  });
+
+  afterAll(async () => {
+    await fs.rm(chromeUserDataDir.dir, { recursive: true, force: true });
+  });
+}