test(web-tanstack): add Playwright scaffold + skipped home spec

apps/web-tanstack/e2e/home.spec.ts

@@ -0,0 +1,12 @@
+import { test, expect } from "@playwright/test";
+
+test.skip(
+  "TanStack home renders site name + nav (pending TanStack Start runtime)",
+  async ({ page }) => {
+    // Pending: web-tanstack has no dev server yet. When the TanStack Start
+    // runtime is wired (future plan), update the playwright.config.ts
+    // webServer to start it on port 3002 and remove this skip.
+    await page.goto("http://localhost:3002");
+    await expect(page.locator("h1").first()).toBeVisible();
+  },
+);