```

Remove stream cancellation logic and refactor controller usage

Update coverage reports and tests to reflect changes
```

src/chat-view.ts

@@ -86,7 +86,7 @@ export class ChatView extends ItemView {
   }
 
   onClose(): Promise<void> {
-    this.ollamaClient.cancelStream();
+    // Removed cancelStream call as we now use local controllers
     this.removeEventListeners();
     this.cleanupStreamingResources();
     this.lastMessageEl = null;