chore: document intentional await-holding cases

codex-rs/app-server/src/codex_message_processor.rs

@@ -8126,6 +8126,10 @@ impl CodexMessageProcessor {
         .await
     }
 
+    #[expect(
+        clippy::await_holding_invalid_type,
+        reason = "listener subscription must be serialized against pending thread unloads"
+    )]
     async fn ensure_conversation_listener_task(
         listener_task_context: ListenerTaskContext,
         conversation_id: ThreadId,
@@ -8933,6 +8937,10 @@ async fn handle_thread_listener_command(
 }
 
 #[allow(clippy::too_many_arguments)]
+#[expect(
+    clippy::await_holding_invalid_type,
+    reason = "running-thread resume subscription must be serialized against pending unloads"
+)]
 async fn handle_pending_thread_resume_request(
     conversation_id: ThreadId,
     conversation: &Arc<CodexThread>,