fix(app): stabilize startup connection routing

packages/app/e2e/helpers/startup-dsl.ts

@@ -178,6 +178,11 @@ class StartupAssertions {
     await expect(this.page.locator('[data-testid="sidebar-project-list"]:visible')).toHaveCount(0);
     return this;
   }
+
+  async expectsNoUndefinedRoute(): Promise<this> {
+    await expect(this.page).not.toHaveURL(/\/h\/undefined\/workspace\/undefined/);
+    return this;
+  }
 }
 
 async function installPendingDesktopBridge(page: Page): Promise<void> {

packages/app/e2e/startup-loading.spec.ts

@@ -43,6 +43,7 @@ test.describe("Startup loading presentation", () => {
 
     await startup.expectsDesktopDaemonStartup();
     await startup.expectsSidebarHidden();
+    await startup.expectsNoUndefinedRoute();
   });
 
   test("host-route refresh does not render route chrome around the bootstrap splash", async ({