fix(browser): remote profile tab ops follow-up (#1060) (thanks @mukhtharcm)

Landed via follow-up to #1057.

Gate: pnpm lint && pnpm build && pnpm test

src/browser/pw-session.browserless.live.test.ts

@@ -0,0 +1,49 @@
+import { describe, it } from "vitest";
+
+const LIVE = process.env.LIVE === "1" || process.env.CLAWDBOT_LIVE_TEST === "1";
+const CDP_URL = process.env.CLAWDBOT_LIVE_BROWSER_CDP_URL?.trim() || "";
+const describeLive = LIVE && CDP_URL ? describe : describe.skip;
+
+async function waitFor(
+  fn: () => Promise<boolean>,
+  opts: { timeoutMs: number; intervalMs: number },
+): Promise<void> {
+  const deadline = Date.now() + opts.timeoutMs;
+  while (Date.now() < deadline) {
+    if (await fn()) return;
+    await new Promise((r) => setTimeout(r, opts.intervalMs));
+  }
+  throw new Error("timed out");
+}
+
+describeLive("browser (live): remote CDP tab persistence", () => {
+  it("creates, lists, focuses, and closes tabs via Playwright", { timeout: 60_000 }, async () => {
+    const pw = await import("./pw-ai.js");
+    await pw.closePlaywrightBrowserConnection().catch(() => {});
+
+    const created = await pw.createPageViaPlaywright({ cdpUrl: CDP_URL, url: "about:blank" });
+    try {
+      await waitFor(
+        async () => {
+          const pages = await pw.listPagesViaPlaywright({ cdpUrl: CDP_URL });
+          return pages.some((p) => p.targetId === created.targetId);
+        },
+        { timeoutMs: 10_000, intervalMs: 250 },
+      );
+
+      await pw.focusPageByTargetIdViaPlaywright({ cdpUrl: CDP_URL, targetId: created.targetId });
+
+      await pw.closePageByTargetIdViaPlaywright({ cdpUrl: CDP_URL, targetId: created.targetId });
+
+      await waitFor(
+        async () => {
+          const pages = await pw.listPagesViaPlaywright({ cdpUrl: CDP_URL });
+          return !pages.some((p) => p.targetId === created.targetId);
+        },
+        { timeoutMs: 10_000, intervalMs: 250 },
+      );
+    } finally {
+      await pw.closePlaywrightBrowserConnection().catch(() => {});
+    }
+  });
+});