permissions: make runtime config profile-backed

codex-rs/core/tests/common/responses.rs

@@ -541,7 +541,14 @@ impl WebSocketTestServer {
 
     pub async fn shutdown(self) {
         let _ = self.shutdown.send(());
-        let _ = self.task.await;
+        let mut task = self.task;
+        if tokio::time::timeout(Duration::from_secs(10), &mut task)
+            .await
+            .is_err()
+        {
+            task.abort();
+            let _ = task.await;
+        }
     }
 }