fix flaky test

frontend/e2e/auth.spec.ts

@@ -276,6 +276,9 @@ test.describe("Session Persistence", () => {
     await expect(page).toHaveURL("/");
 
     await page.click("text=Sign out");
+    // Wait for navigation to complete - ensures the logout request finished
+    // and the Set-Cookie header was processed by the browser
+    await expect(page).toHaveURL("/login");
 
     const cookies = await page.context().cookies();
     const authCookie = cookies.find((c) => c.name === "auth_token");

frontend/test-results/.last-run.json

@@ -1,6 +1,4 @@
 {
-  "status": "failed",
-  "failedTests": [
-    "d748ac400d08b85935ef-f4350b37502bdc286d29"
-  ]
+  "status": "passed",
+  "failedTests": []
 }

frontend/test-results/auth-Session-Persistence-auth-cookie-is-cleared-on-logout/error-context.md

@@ -1,32 +0,0 @@
-# Page snapshot
-
-```yaml
-- generic [ref=e1]:
-  - status [ref=e2]:
-    - generic [ref=e3]:
-      - img [ref=e5]
-      - generic [ref=e7]:
-        - text: Static route
-        - button "Hide static indicator" [ref=e8] [cursor=pointer]:
-          - img [ref=e9]
-  - alert [ref=e12]: ...
-  - main [ref=e13]:
-    - generic [ref=e14]:
-      - generic [ref=e15]:
-        - generic [ref=e16]: Counter
-        - generic [ref=e17]: •
-        - link "Sum" [ref=e18] [cursor=pointer]:
-          - /url: /sum
-        - generic [ref=e19]: •
-        - link "My Profile" [ref=e20] [cursor=pointer]:
-          - /url: /profile
-      - generic [ref=e21]:
-        - generic [ref=e22]: test-1766135485217-ds0t5j@example.com
-        - button "Sign out" [active] [ref=e23] [cursor=pointer]
-    - generic [ref=e25]:
-      - generic [ref=e26]: Current Count
-      - heading "9" [level=1] [ref=e27]
-      - button "+ Increment" [ref=e28] [cursor=pointer]:
-        - generic [ref=e29]: +
-        - text: Increment
-```